From d8f40eabb25953bff5d90017478dc59d586346d1 Mon Sep 17 00:00:00 2001
From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Date: Thu, 3 May 2018 15:44:14 +0200
Subject: [PATCH] Manage powf64 with glibc

powf64 is now included in latest version of glibc so rename powf64 into
powf_64

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 Source/LibRawLite/dcraw/dcraw.c             | 108 ++++++++++++++--------------
 Source/LibRawLite/internal/dcraw_common.cpp | 108 ++++++++++++++--------------
 2 files changed, 108 insertions(+), 108 deletions(-)

diff --git a/Source/LibRawLite/dcraw/dcraw.c b/Source/LibRawLite/dcraw/dcraw.c
index 6bf607d..3e52cec 100644
--- a/Source/LibRawLite/dcraw/dcraw.c
+++ b/Source/LibRawLite/dcraw/dcraw.c
@@ -6727,7 +6727,7 @@ static float powf_lim(float a, float b, float limup)
 {
   return (b>limup || b < -limup)?0.f:powf(a,b);
 }
-static float powf64(float a, float b)
+static float powf_64(float a, float b)
 {
   return powf_lim(a,b,64.f);
 }
@@ -6764,7 +6764,7 @@ static float _CanonConvert2EV(short in)
 static float _CanonConvertAperture(short in)
 {
   if (in == (short)0xffe0) return 0.0f;
-  else return powf64(2.0f, _CanonConvert2EV(in) / 2.0f);
+  else return powf_64(2.0f, _CanonConvert2EV(in) / 2.0f);
 }
 
 void CLASS setCanonBodyFeatures (unsigned id)
@@ -7046,15 +7046,15 @@ void CLASS processNikonLensData (uchar *LensData, unsigned len)
     imgdata.lens.nikon.NikonLensIDNumber = LensData[i];
     imgdata.lens.nikon.NikonLensFStops = LensData[i + 1];
     imgdata.lens.makernotes.LensFStops = (float)imgdata.lens.nikon.NikonLensFStops /12.0f;
-    imgdata.lens.makernotes.MinFocal = 5.0f * powf64(2.0f, (float)LensData[i + 2] / 24.0f);
-    imgdata.lens.makernotes.MaxFocal = 5.0f * powf64(2.0f, (float)LensData[i + 3] / 24.0f);
-    imgdata.lens.makernotes.MaxAp4MinFocal = powf64(2.0f, (float)LensData[i + 4] / 24.0f);
-    imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(2.0f, (float)LensData[i + 5] / 24.0f);
+    imgdata.lens.makernotes.MinFocal = 5.0f * powf_64(2.0f, (float)LensData[i + 2] / 24.0f);
+    imgdata.lens.makernotes.MaxFocal = 5.0f * powf_64(2.0f, (float)LensData[i + 3] / 24.0f);
+    imgdata.lens.makernotes.MaxAp4MinFocal = powf_64(2.0f, (float)LensData[i + 4] / 24.0f);
+    imgdata.lens.makernotes.MaxAp4MaxFocal = powf_64(2.0f, (float)LensData[i + 5] / 24.0f);
     imgdata.lens.nikon.NikonMCUVersion = LensData[i + 6];
     if (i != 2)
       {
-        imgdata.lens.makernotes.CurFocal = 5.0f * powf64(2.0f, (float)LensData[i - 1] / 24.0f);
-        imgdata.lens.nikon.NikonEffectiveMaxAp = powf64(2.0f, (float)LensData[i + 7] / 24.0f);
+        imgdata.lens.makernotes.CurFocal = 5.0f * powf_64(2.0f, (float)LensData[i - 1] / 24.0f);
+        imgdata.lens.nikon.NikonEffectiveMaxAp = powf_64(2.0f, (float)LensData[i + 7] / 24.0f);
       }
     imgdata.lens.makernotes.LensID =
       (unsigned long long) LensData[i] << 56 |
@@ -7563,11 +7563,11 @@ void CLASS process_Sony_0x9050 (uchar * buf, unsigned id)
     {
       if (buf[0])
         imgdata.lens.makernotes.MaxAp =
-          my_roundf(powf64(2.0f, ((float)SonySubstitution[buf[0]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
+          my_roundf(powf_64(2.0f, ((float)SonySubstitution[buf[0]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
 
       if (buf[1])
         imgdata.lens.makernotes.MinAp =
-          my_roundf(powf64(2.0f, ((float)SonySubstitution[buf[1]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
+          my_roundf(powf_64(2.0f, ((float)SonySubstitution[buf[1]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
     }
 
   if (imgdata.lens.makernotes.CameraMount != LIBRAW_MOUNT_FixedLens)
@@ -7577,7 +7577,7 @@ void CLASS process_Sony_0x9050 (uchar * buf, unsigned id)
           lid = SonySubstitution[buf[0x3d]] << 8 |
             SonySubstitution[buf[0x3c]];
           imgdata.lens.makernotes.CurAp =
-            powf64(2.0f, ((float)lid/256.0f - 16.0f) / 2.0f);
+            powf_64(2.0f, ((float)lid/256.0f - 16.0f) / 2.0f);
         }
       if (buf[0x105] && (imgdata.lens.makernotes.LensMount != LIBRAW_MOUNT_Canon_EF))
         imgdata.lens.makernotes.LensMount =
@@ -7957,7 +7957,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
           {
             unsigned char cc;
             fread(&cc, 1, 1, ifp);
-            iso_speed = (int)(100.0 * powf64(2.0, (double)(cc) / 12.0 - 5.0));
+            iso_speed = (int)(100.0 * powf_64(2.0, (double)(cc) / 12.0 - 5.0));
             break;
           }
       }
@@ -7989,7 +7989,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
           }
           break;
         case 0x1002:
-          imgdata.lens.makernotes.CurAp = powf64(2.0f, getreal(type)/2);
+          imgdata.lens.makernotes.CurAp = powf_64(2.0f, getreal(type)/2);
           break;
         case 0x20100201:
           imgdata.lens.makernotes.LensID =
@@ -8009,10 +8009,10 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
           fread(imgdata.lens.makernotes.Lens, len, 1, ifp);
           break;
         case 0x20100205:
-          imgdata.lens.makernotes.MaxAp4MinFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MinFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100206:
-          imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MaxFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100207:
           imgdata.lens.makernotes.MinFocal = (float)get2();
@@ -8023,7 +8023,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
             imgdata.lens.makernotes.MaxFocal = imgdata.lens.makernotes.MinFocal;
           break;
         case 0x2010020a:
-          imgdata.lens.makernotes.MaxAp4CurFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100301:
           imgdata.lens.makernotes.TeleconverterID = fgetc(ifp) << 8;
@@ -8121,13 +8121,13 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
                 if (table_buf[iLensData+9] &&
                     (fabs(imgdata.lens.makernotes.CurFocal) < 0.1f))
                   imgdata.lens.makernotes.CurFocal =
-                    10*(table_buf[iLensData+9]>>2) * powf64(4, (table_buf[iLensData+9] & 0x03)-2);
+                    10*(table_buf[iLensData+9]>>2) * powf_64(4, (table_buf[iLensData+9] & 0x03)-2);
                 if (table_buf[iLensData+10] & 0xf0)
                   imgdata.lens.makernotes.MaxAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
                 if (table_buf[iLensData+10] & 0x0f)
                   imgdata.lens.makernotes.MinAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
                 if (
                     (imgdata.lens.makernotes.CamID != 0x12e6c) &&	// K-r
                     (imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
@@ -8148,14 +8148,14 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
                     if ((table_buf[iLensData+14] > 1) &&
                         (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                       imgdata.lens.makernotes.MaxAp4CurFocal =
-                        powf64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
+                        powf_64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
                   }
                 else if ((imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
                          (table_buf[iLensData+15] > 1) &&
                          (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                   {
                     imgdata.lens.makernotes.MaxAp4CurFocal =
-                      powf64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
+                      powf_64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
                   }
               }
             free(table_buf);
@@ -8321,7 +8321,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
                   lid = (((ushort)table_buf[2])<<8) |
                     ((ushort)table_buf[3]);
                   imgdata.lens.makernotes.CurAp =
-                    powf64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
+                    powf_64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
                 }
               break;
             case 1536:
@@ -8801,7 +8801,7 @@ void CLASS parse_makernote (int base, int uptag)
           }
           break;
         case 0x1002:
-          imgdata.lens.makernotes.CurAp = powf64(2.0f, getreal(type)/2);
+          imgdata.lens.makernotes.CurAp = powf_64(2.0f, getreal(type)/2);
           break;
         case 0x20100201:
           imgdata.lens.makernotes.LensID =
@@ -8821,10 +8821,10 @@ void CLASS parse_makernote (int base, int uptag)
           fread(imgdata.lens.makernotes.Lens, len, 1, ifp);
           break;
         case 0x20100205:
-          imgdata.lens.makernotes.MaxAp4MinFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MinFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100206:
-          imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MaxFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100207:
           imgdata.lens.makernotes.MinFocal = (float)get2();
@@ -8835,7 +8835,7 @@ void CLASS parse_makernote (int base, int uptag)
             imgdata.lens.makernotes.MaxFocal = imgdata.lens.makernotes.MinFocal;
           break;
         case 0x2010020a:
-          imgdata.lens.makernotes.MaxAp4CurFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100301:
           imgdata.lens.makernotes.TeleconverterID = fgetc(ifp) << 8;
@@ -8993,13 +8993,13 @@ void CLASS parse_makernote (int base, int uptag)
               {
                 if (table_buf[iLensData+9] && (fabs(imgdata.lens.makernotes.CurFocal) < 0.1f))
                   imgdata.lens.makernotes.CurFocal =
-                    10*(table_buf[iLensData+9]>>2) * powf64(4, (table_buf[iLensData+9] & 0x03)-2);
+                    10*(table_buf[iLensData+9]>>2) * powf_64(4, (table_buf[iLensData+9] & 0x03)-2);
                 if (table_buf[iLensData+10] & 0xf0)
                   imgdata.lens.makernotes.MaxAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
                 if (table_buf[iLensData+10] & 0x0f)
                   imgdata.lens.makernotes.MinAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
                 if (
                     (imgdata.lens.makernotes.CamID != 0x12e6c) &&	// K-r
                     (imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
@@ -9020,14 +9020,14 @@ void CLASS parse_makernote (int base, int uptag)
                     if ((table_buf[iLensData+14] > 1) &&
                         (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                       imgdata.lens.makernotes.MaxAp4CurFocal =
-                        powf64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
+                        powf_64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
                   }
                 else if ((imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
                          (table_buf[iLensData+15] > 1) &&
                          (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                   {
                     imgdata.lens.makernotes.MaxAp4CurFocal =
-                      powf64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
+                      powf_64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
                   }
               }
             free(table_buf);
@@ -9188,7 +9188,7 @@ void CLASS parse_makernote (int base, int uptag)
                   lid = (((ushort)table_buf[2])<<8) |
                     ((ushort)table_buf[3]);
                   imgdata.lens.makernotes.CurAp =
-                    powf64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
+                    powf_64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
                 }
               break;
             case 1536:
@@ -9273,15 +9273,15 @@ void CLASS parse_makernote (int base, int uptag)
       {
         unsigned char cc;
         fread(&cc,1,1,ifp);
-        iso_speed = int(100.0 * powf64(2.0f,float(cc)/12.0-5.0));
+        iso_speed = int(100.0 * powf_64(2.0f,float(cc)/12.0-5.0));
       }
     if (tag == 4 && len > 26 && len < 35) {
       if ((i=(get4(),get2())) != 0x7fff && (!iso_speed || iso_speed == 65535))
-	iso_speed = 50 * powf64(2.0, i/32.0 - 4);
+	iso_speed = 50 * powf_64(2.0, i/32.0 - 4);
       if ((i=(get2(),get2())) != 0x7fff && !aperture)
-	aperture = powf64(2.0, i/64.0);
+	aperture = powf_64(2.0, i/64.0);
       if ((i=get2()) != 0xffff && !shutter)
-	shutter = powf64(2.0, (short) i/-32.0);
+	shutter = powf_64(2.0, (short) i/-32.0);
       wbi = (get2(),get2());
       shot_order = (get2(),get2());
     }
@@ -9732,7 +9732,7 @@ void CLASS parse_exif (int base)
         imgdata.lens.Lens[0] = 0;
       break;
     case 0x9205:
-      imgdata.lens.EXIF_MaxAp = powf64(2.0f, (getreal(type) / 2.0f));
+      imgdata.lens.EXIF_MaxAp = powf_64(2.0f, (getreal(type) / 2.0f));
       break;
 #endif
       case 33434:  shutter = getreal(type);		break;
@@ -9745,10 +9745,10 @@ void CLASS parse_exif (int base)
       case 36867:
       case 36868:  get_timestamp(0);			break;
       case 37377:  if ((expo = -getreal(type)) < 128 && shutter == 0.)
-          shutter = powf64(2.0, expo);		break;
+          shutter = powf_64(2.0, expo);		break;
       case 37378:
         if (fabs(ape = getreal(type))<256.0)
-          aperture = powf64(2.0, ape/2);
+          aperture = powf_64(2.0, ape/2);
         break;
       case 37385:  flash_used = getreal(type);          break;
       case 37386:  focal_len = getreal(type);		break;
@@ -10361,7 +10361,7 @@ int CLASS parse_tiff_ifd (int base)
         imgdata.lens.Lens[0] = 0;
       break;
     case 0x9205:
-				imgdata.lens.EXIF_MaxAp = powf64(2.0f, (getreal(type) / 2.0f));
+				imgdata.lens.EXIF_MaxAp = powf_64(2.0f, (getreal(type) / 2.0f));
       break;
 // IB end
 #endif
@@ -11130,22 +11130,22 @@ void CLASS parse_ciff (int offset, int length, int depth)
       thumb_length = len;
     }
     if (type == 0x1818) {
-      shutter = powf64(2.0f, -int_to_float((get4(),get4())));
-      aperture = powf64(2.0f, int_to_float(get4())/2);
+      shutter = powf_64(2.0f, -int_to_float((get4(),get4())));
+      aperture = powf_64(2.0f, int_to_float(get4())/2);
 #ifdef LIBRAW_LIBRARY_BUILD
 			imgdata.lens.makernotes.CurAp = aperture;
 #endif
     }
     if (type == 0x102a) {
 			//      iso_speed = pow (2.0, (get4(),get2())/32.0 - 4) * 50;
-      iso_speed = powf64(2.0f, ((get2(),get2()) + get2())/32.0f - 5.0f) * 100.0f;
+      iso_speed = powf_64(2.0f, ((get2(),get2()) + get2())/32.0f - 5.0f) * 100.0f;
 #ifdef LIBRAW_LIBRARY_BUILD
       aperture  = _CanonConvertAperture((get2(),get2()));
       imgdata.lens.makernotes.CurAp = aperture;
 #else
-      aperture  = powf64(2.0, (get2(),(short)get2())/64.0);
+      aperture  = powf_64(2.0, (get2(),(short)get2())/64.0);
 #endif
-      shutter   = powf64(2.0,-((short)get2())/32.0);
+      shutter   = powf_64(2.0,-((short)get2())/32.0);
       wbi = (get2(),get2());
       if (wbi > 17) wbi = 0;
       fseek (ifp, 32, SEEK_CUR);
@@ -11349,8 +11349,8 @@ void CLASS parse_phase_one (int base)
       setPhaseOneFeatures(unique_id);
       break;
     case 0x0401:
-      if (type == 4) imgdata.lens.makernotes.CurAp =  powf64(2.0f, (int_to_float(data)/2.0f));
-      else imgdata.lens.makernotes.CurAp = powf64(2.0f, (getreal(type)/2.0f));
+      if (type == 4) imgdata.lens.makernotes.CurAp =  powf_64(2.0f, (int_to_float(data)/2.0f));
+      else imgdata.lens.makernotes.CurAp = powf_64(2.0f, (getreal(type)/2.0f));
       break;
     case 0x0403:
       if (type == 4) imgdata.lens.makernotes.CurFocal =  int_to_float(data);
@@ -11364,16 +11364,16 @@ void CLASS parse_phase_one (int base)
       break;
     case 0x0414:
       if (type == 4) {
-      	imgdata.lens.makernotes.MaxAp4CurFocal = powf64(2.0f, (int_to_float(data)/2.0f));
+      	imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(2.0f, (int_to_float(data)/2.0f));
       } else {
-        imgdata.lens.makernotes.MaxAp4CurFocal = powf64(2.0f, (getreal(type) / 2.0f));
+        imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(2.0f, (getreal(type) / 2.0f));
       }
       break;
     case 0x0415:
       if (type == 4) {
-      	imgdata.lens.makernotes.MinAp4CurFocal = powf64(2.0f, (int_to_float(data)/2.0f));
+      	imgdata.lens.makernotes.MinAp4CurFocal = powf_64(2.0f, (int_to_float(data)/2.0f));
       } else {
-        imgdata.lens.makernotes.MinAp4CurFocal = powf64(2.0f, (getreal(type) / 2.0f));
+        imgdata.lens.makernotes.MinAp4CurFocal = powf_64(2.0f, (getreal(type) / 2.0f));
       }
       break;
     case 0x0416:
@@ -13324,15 +13324,15 @@ void CLASS identify()
       case 18: iso_speed = 320; break;
       case 19: iso_speed = 400; break;
     }
-    shutter = powf64(2.0f, (((float)get4())/8.0f)) / 16000.0f;
+    shutter = powf_64(2.0f, (((float)get4())/8.0f)) / 16000.0f;
     FORC4 cam_mul[c ^ (c >> 1)] = get4();
     fseek (ifp, 88, SEEK_SET);
-    aperture = powf64(2.0f, ((float)get4())/16.0f);
+    aperture = powf_64(2.0f, ((float)get4())/16.0f);
     fseek (ifp, 112, SEEK_SET);
     focal_len = get4();
 #ifdef LIBRAW_LIBRARY_BUILD
     fseek (ifp, 104, SEEK_SET);
-    imgdata.lens.makernotes.MaxAp4CurFocal = powf64(2.0f, ((float)get4())/16.0f);
+    imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(2.0f, ((float)get4())/16.0f);
     fseek (ifp, 124, SEEK_SET);
     fread(imgdata.lens.makernotes.Lens, 32, 1, ifp);
     imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Contax_N;
diff --git a/Source/LibRawLite/internal/dcraw_common.cpp b/Source/LibRawLite/internal/dcraw_common.cpp
index a936a93..0fc4d81 100644
--- a/Source/LibRawLite/internal/dcraw_common.cpp
+++ b/Source/LibRawLite/internal/dcraw_common.cpp
@@ -5543,7 +5543,7 @@ static float powf_lim(float a, float b, float limup)
 {
   return (b>limup || b < -limup)?0.f:powf(a,b);
 }
-static float powf64(float a, float b)
+static float powf_64(float a, float b)
 {
   return powf_lim(a,b,64.f);
 }
@@ -5580,7 +5580,7 @@ static float _CanonConvert2EV(short in)
 static float _CanonConvertAperture(short in)
 {
   if (in == (short)0xffe0) return 0.0f;
-  else return powf64(2.0f, _CanonConvert2EV(in) / 2.0f);
+  else return powf_64(2.0f, _CanonConvert2EV(in) / 2.0f);
 }
 
 void CLASS setCanonBodyFeatures (unsigned id)
@@ -5862,15 +5862,15 @@ void CLASS processNikonLensData (uchar *LensData, unsigned len)
     imgdata.lens.nikon.NikonLensIDNumber = LensData[i];
     imgdata.lens.nikon.NikonLensFStops = LensData[i + 1];
     imgdata.lens.makernotes.LensFStops = (float)imgdata.lens.nikon.NikonLensFStops /12.0f;
-    imgdata.lens.makernotes.MinFocal = 5.0f * powf64(2.0f, (float)LensData[i + 2] / 24.0f);
-    imgdata.lens.makernotes.MaxFocal = 5.0f * powf64(2.0f, (float)LensData[i + 3] / 24.0f);
-    imgdata.lens.makernotes.MaxAp4MinFocal = powf64(2.0f, (float)LensData[i + 4] / 24.0f);
-    imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(2.0f, (float)LensData[i + 5] / 24.0f);
+    imgdata.lens.makernotes.MinFocal = 5.0f * powf_64(2.0f, (float)LensData[i + 2] / 24.0f);
+    imgdata.lens.makernotes.MaxFocal = 5.0f * powf_64(2.0f, (float)LensData[i + 3] / 24.0f);
+    imgdata.lens.makernotes.MaxAp4MinFocal = powf_64(2.0f, (float)LensData[i + 4] / 24.0f);
+    imgdata.lens.makernotes.MaxAp4MaxFocal = powf_64(2.0f, (float)LensData[i + 5] / 24.0f);
     imgdata.lens.nikon.NikonMCUVersion = LensData[i + 6];
     if (i != 2)
       {
-        imgdata.lens.makernotes.CurFocal = 5.0f * powf64(2.0f, (float)LensData[i - 1] / 24.0f);
-        imgdata.lens.nikon.NikonEffectiveMaxAp = powf64(2.0f, (float)LensData[i + 7] / 24.0f);
+        imgdata.lens.makernotes.CurFocal = 5.0f * powf_64(2.0f, (float)LensData[i - 1] / 24.0f);
+        imgdata.lens.nikon.NikonEffectiveMaxAp = powf_64(2.0f, (float)LensData[i + 7] / 24.0f);
       }
     imgdata.lens.makernotes.LensID =
       (unsigned long long) LensData[i] << 56 |
@@ -6379,11 +6379,11 @@ void CLASS process_Sony_0x9050 (uchar * buf, unsigned id)
     {
       if (buf[0])
         imgdata.lens.makernotes.MaxAp =
-          my_roundf(powf64(2.0f, ((float)SonySubstitution[buf[0]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
+          my_roundf(powf_64(2.0f, ((float)SonySubstitution[buf[0]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
 
       if (buf[1])
         imgdata.lens.makernotes.MinAp =
-          my_roundf(powf64(2.0f, ((float)SonySubstitution[buf[1]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
+          my_roundf(powf_64(2.0f, ((float)SonySubstitution[buf[1]] / 8.0 - 1.06f) / 2.0f)*10.0f) / 10.0f;
     }
 
   if (imgdata.lens.makernotes.CameraMount != LIBRAW_MOUNT_FixedLens)
@@ -6393,7 +6393,7 @@ void CLASS process_Sony_0x9050 (uchar * buf, unsigned id)
           lid = SonySubstitution[buf[0x3d]] << 8 |
             SonySubstitution[buf[0x3c]];
           imgdata.lens.makernotes.CurAp =
-            powf64(2.0f, ((float)lid/256.0f - 16.0f) / 2.0f);
+            powf_64(2.0f, ((float)lid/256.0f - 16.0f) / 2.0f);
         }
       if (buf[0x105] && (imgdata.lens.makernotes.LensMount != LIBRAW_MOUNT_Canon_EF))
         imgdata.lens.makernotes.LensMount =
@@ -6773,7 +6773,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
           {
             unsigned char cc;
             fread(&cc, 1, 1, ifp);
-            iso_speed = (int)(100.0 * powf64(2.0, (double)(cc) / 12.0 - 5.0));
+            iso_speed = (int)(100.0 * powf_64(2.0, (double)(cc) / 12.0 - 5.0));
             break;
           }
       }
@@ -6805,7 +6805,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
           }
           break;
         case 0x1002:
-          imgdata.lens.makernotes.CurAp = powf64(2.0f, getreal(type)/2);
+          imgdata.lens.makernotes.CurAp = powf_64(2.0f, getreal(type)/2);
           break;
         case 0x20100201:
           imgdata.lens.makernotes.LensID =
@@ -6825,10 +6825,10 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
           fread(imgdata.lens.makernotes.Lens, len, 1, ifp);
           break;
         case 0x20100205:
-          imgdata.lens.makernotes.MaxAp4MinFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MinFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100206:
-          imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MaxFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100207:
           imgdata.lens.makernotes.MinFocal = (float)get2();
@@ -6839,7 +6839,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
             imgdata.lens.makernotes.MaxFocal = imgdata.lens.makernotes.MinFocal;
           break;
         case 0x2010020a:
-          imgdata.lens.makernotes.MaxAp4CurFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100301:
           imgdata.lens.makernotes.TeleconverterID = fgetc(ifp) << 8;
@@ -6937,13 +6937,13 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
                 if (table_buf[iLensData+9] &&
                     (fabs(imgdata.lens.makernotes.CurFocal) < 0.1f))
                   imgdata.lens.makernotes.CurFocal =
-                    10*(table_buf[iLensData+9]>>2) * powf64(4, (table_buf[iLensData+9] & 0x03)-2);
+                    10*(table_buf[iLensData+9]>>2) * powf_64(4, (table_buf[iLensData+9] & 0x03)-2);
                 if (table_buf[iLensData+10] & 0xf0)
                   imgdata.lens.makernotes.MaxAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
                 if (table_buf[iLensData+10] & 0x0f)
                   imgdata.lens.makernotes.MinAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
                 if (
                     (imgdata.lens.makernotes.CamID != 0x12e6c) &&	// K-r
                     (imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
@@ -6964,14 +6964,14 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
                     if ((table_buf[iLensData+14] > 1) &&
                         (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                       imgdata.lens.makernotes.MaxAp4CurFocal =
-                        powf64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
+                        powf_64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
                   }
                 else if ((imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
                          (table_buf[iLensData+15] > 1) &&
                          (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                   {
                     imgdata.lens.makernotes.MaxAp4CurFocal =
-                      powf64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
+                      powf_64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
                   }
               }
             free(table_buf);
@@ -7137,7 +7137,7 @@ void CLASS parse_makernote_0xc634(int base, int uptag, unsigned dng_writer)
                   lid = (((ushort)table_buf[2])<<8) |
                     ((ushort)table_buf[3]);
                   imgdata.lens.makernotes.CurAp =
-                    powf64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
+                    powf_64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
                 }
               break;
             case 1536:
@@ -7617,7 +7617,7 @@ void CLASS parse_makernote (int base, int uptag)
           }
           break;
         case 0x1002:
-          imgdata.lens.makernotes.CurAp = powf64(2.0f, getreal(type)/2);
+          imgdata.lens.makernotes.CurAp = powf_64(2.0f, getreal(type)/2);
           break;
         case 0x20100201:
           imgdata.lens.makernotes.LensID =
@@ -7637,10 +7637,10 @@ void CLASS parse_makernote (int base, int uptag)
           fread(imgdata.lens.makernotes.Lens, len, 1, ifp);
           break;
         case 0x20100205:
-          imgdata.lens.makernotes.MaxAp4MinFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MinFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100206:
-          imgdata.lens.makernotes.MaxAp4MaxFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4MaxFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100207:
           imgdata.lens.makernotes.MinFocal = (float)get2();
@@ -7651,7 +7651,7 @@ void CLASS parse_makernote (int base, int uptag)
             imgdata.lens.makernotes.MaxFocal = imgdata.lens.makernotes.MinFocal;
           break;
         case 0x2010020a:
-          imgdata.lens.makernotes.MaxAp4CurFocal = powf64(sqrt(2.0f), get2() / 256.0f);
+          imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(sqrt(2.0f), get2() / 256.0f);
           break;
         case 0x20100301:
           imgdata.lens.makernotes.TeleconverterID = fgetc(ifp) << 8;
@@ -7809,13 +7809,13 @@ void CLASS parse_makernote (int base, int uptag)
               {
                 if (table_buf[iLensData+9] && (fabs(imgdata.lens.makernotes.CurFocal) < 0.1f))
                   imgdata.lens.makernotes.CurFocal =
-                    10*(table_buf[iLensData+9]>>2) * powf64(4, (table_buf[iLensData+9] & 0x03)-2);
+                    10*(table_buf[iLensData+9]>>2) * powf_64(4, (table_buf[iLensData+9] & 0x03)-2);
                 if (table_buf[iLensData+10] & 0xf0)
                   imgdata.lens.makernotes.MaxAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0xf0) >>4)/4.0f);
                 if (table_buf[iLensData+10] & 0x0f)
                   imgdata.lens.makernotes.MinAp4CurFocal =
-                    powf64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
+                    powf_64(2.0f, (float)((table_buf[iLensData+10] & 0x0f) + 10)/4.0f);
                 if (
                     (imgdata.lens.makernotes.CamID != 0x12e6c) &&	// K-r
                     (imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
@@ -7836,14 +7836,14 @@ void CLASS parse_makernote (int base, int uptag)
                     if ((table_buf[iLensData+14] > 1) &&
                         (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                       imgdata.lens.makernotes.MaxAp4CurFocal =
-                        powf64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
+                        powf_64(2.0f, (float)((table_buf[iLensData+14] & 0x7f) -1)/32.0f);
                   }
                 else if ((imgdata.lens.makernotes.CamID != 0x12e76) &&	// K-5
                          (table_buf[iLensData+15] > 1) &&
                          (fabs(imgdata.lens.makernotes.MaxAp4CurFocal) < 0.7f))
                   {
                     imgdata.lens.makernotes.MaxAp4CurFocal =
-                      powf64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
+                      powf_64(2.0f, (float)((table_buf[iLensData+15] & 0x7f) -1)/32.0f);
                   }
               }
             free(table_buf);
@@ -8004,7 +8004,7 @@ void CLASS parse_makernote (int base, int uptag)
                   lid = (((ushort)table_buf[2])<<8) |
                     ((ushort)table_buf[3]);
                   imgdata.lens.makernotes.CurAp =
-                    powf64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
+                    powf_64(2.0f, ((float)lid/8.0f-1.0f)/2.0f);
                 }
               break;
             case 1536:
@@ -8089,15 +8089,15 @@ void CLASS parse_makernote (int base, int uptag)
       {
         unsigned char cc;
         fread(&cc,1,1,ifp);
-        iso_speed = int(100.0 * powf64(2.0f,float(cc)/12.0-5.0));
+        iso_speed = int(100.0 * powf_64(2.0f,float(cc)/12.0-5.0));
       }
     if (tag == 4 && len > 26 && len < 35) {
       if ((i=(get4(),get2())) != 0x7fff && (!iso_speed || iso_speed == 65535))
-	iso_speed = 50 * powf64(2.0, i/32.0 - 4);
+	iso_speed = 50 * powf_64(2.0, i/32.0 - 4);
       if ((i=(get2(),get2())) != 0x7fff && !aperture)
-	aperture = powf64(2.0, i/64.0);
+	aperture = powf_64(2.0, i/64.0);
       if ((i=get2()) != 0xffff && !shutter)
-	shutter = powf64(2.0, (short) i/-32.0);
+	shutter = powf_64(2.0, (short) i/-32.0);
       wbi = (get2(),get2());
       shot_order = (get2(),get2());
     }
@@ -8548,7 +8548,7 @@ void CLASS parse_exif (int base)
         imgdata.lens.Lens[0] = 0;
       break;
     case 0x9205:
-      imgdata.lens.EXIF_MaxAp = powf64(2.0f, (getreal(type) / 2.0f));
+      imgdata.lens.EXIF_MaxAp = powf_64(2.0f, (getreal(type) / 2.0f));
       break;
 #endif
       case 33434:  shutter = getreal(type);		break;
@@ -8561,10 +8561,10 @@ void CLASS parse_exif (int base)
       case 36867:
       case 36868:  get_timestamp(0);			break;
       case 37377:  if ((expo = -getreal(type)) < 128 && shutter == 0.)
-          shutter = powf64(2.0, expo);		break;
+          shutter = powf_64(2.0, expo);		break;
       case 37378:
         if (fabs(ape = getreal(type))<256.0)
-          aperture = powf64(2.0, ape/2);
+          aperture = powf_64(2.0, ape/2);
         break;
       case 37385:  flash_used = getreal(type);          break;
       case 37386:  focal_len = getreal(type);		break;
@@ -9171,7 +9171,7 @@ int CLASS parse_tiff_ifd (int base)
         imgdata.lens.Lens[0] = 0;
       break;
     case 0x9205:
-				imgdata.lens.EXIF_MaxAp = powf64(2.0f, (getreal(type) / 2.0f));
+				imgdata.lens.EXIF_MaxAp = powf_64(2.0f, (getreal(type) / 2.0f));
       break;
 // IB end
 #endif
@@ -9940,22 +9940,22 @@ void CLASS parse_ciff (int offset, int length, int depth)
       thumb_length = len;
     }
     if (type == 0x1818) {
-      shutter = powf64(2.0f, -int_to_float((get4(),get4())));
-      aperture = powf64(2.0f, int_to_float(get4())/2);
+      shutter = powf_64(2.0f, -int_to_float((get4(),get4())));
+      aperture = powf_64(2.0f, int_to_float(get4())/2);
 #ifdef LIBRAW_LIBRARY_BUILD
 			imgdata.lens.makernotes.CurAp = aperture;
 #endif
     }
     if (type == 0x102a) {
 			//      iso_speed = pow (2.0, (get4(),get2())/32.0 - 4) * 50;
-      iso_speed = powf64(2.0f, ((get2(),get2()) + get2())/32.0f - 5.0f) * 100.0f;
+      iso_speed = powf_64(2.0f, ((get2(),get2()) + get2())/32.0f - 5.0f) * 100.0f;
 #ifdef LIBRAW_LIBRARY_BUILD
       aperture  = _CanonConvertAperture((get2(),get2()));
       imgdata.lens.makernotes.CurAp = aperture;
 #else
-      aperture  = powf64(2.0, (get2(),(short)get2())/64.0);
+      aperture  = powf_64(2.0, (get2(),(short)get2())/64.0);
 #endif
-      shutter   = powf64(2.0,-((short)get2())/32.0);
+      shutter   = powf_64(2.0,-((short)get2())/32.0);
       wbi = (get2(),get2());
       if (wbi > 17) wbi = 0;
       fseek (ifp, 32, SEEK_CUR);
@@ -10159,8 +10159,8 @@ void CLASS parse_phase_one (int base)
       setPhaseOneFeatures(unique_id);
       break;
     case 0x0401:
-      if (type == 4) imgdata.lens.makernotes.CurAp =  powf64(2.0f, (int_to_float(data)/2.0f));
-      else imgdata.lens.makernotes.CurAp = powf64(2.0f, (getreal(type)/2.0f));
+      if (type == 4) imgdata.lens.makernotes.CurAp =  powf_64(2.0f, (int_to_float(data)/2.0f));
+      else imgdata.lens.makernotes.CurAp = powf_64(2.0f, (getreal(type)/2.0f));
       break;
     case 0x0403:
       if (type == 4) imgdata.lens.makernotes.CurFocal =  int_to_float(data);
@@ -10174,16 +10174,16 @@ void CLASS parse_phase_one (int base)
       break;
     case 0x0414:
       if (type == 4) {
-      	imgdata.lens.makernotes.MaxAp4CurFocal = powf64(2.0f, (int_to_float(data)/2.0f));
+      	imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(2.0f, (int_to_float(data)/2.0f));
       } else {
-        imgdata.lens.makernotes.MaxAp4CurFocal = powf64(2.0f, (getreal(type) / 2.0f));
+        imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(2.0f, (getreal(type) / 2.0f));
       }
       break;
     case 0x0415:
       if (type == 4) {
-      	imgdata.lens.makernotes.MinAp4CurFocal = powf64(2.0f, (int_to_float(data)/2.0f));
+      	imgdata.lens.makernotes.MinAp4CurFocal = powf_64(2.0f, (int_to_float(data)/2.0f));
       } else {
-        imgdata.lens.makernotes.MinAp4CurFocal = powf64(2.0f, (getreal(type) / 2.0f));
+        imgdata.lens.makernotes.MinAp4CurFocal = powf_64(2.0f, (getreal(type) / 2.0f));
       }
       break;
     case 0x0416:
@@ -11996,15 +11996,15 @@ void CLASS identify()
       case 18: iso_speed = 320; break;
       case 19: iso_speed = 400; break;
     }
-    shutter = powf64(2.0f, (((float)get4())/8.0f)) / 16000.0f;
+    shutter = powf_64(2.0f, (((float)get4())/8.0f)) / 16000.0f;
     FORC4 cam_mul[c ^ (c >> 1)] = get4();
     fseek (ifp, 88, SEEK_SET);
-    aperture = powf64(2.0f, ((float)get4())/16.0f);
+    aperture = powf_64(2.0f, ((float)get4())/16.0f);
     fseek (ifp, 112, SEEK_SET);
     focal_len = get4();
 #ifdef LIBRAW_LIBRARY_BUILD
     fseek (ifp, 104, SEEK_SET);
-    imgdata.lens.makernotes.MaxAp4CurFocal = powf64(2.0f, ((float)get4())/16.0f);
+    imgdata.lens.makernotes.MaxAp4CurFocal = powf_64(2.0f, ((float)get4())/16.0f);
     fseek (ifp, 124, SEEK_SET);
     fread(imgdata.lens.makernotes.Lens, 32, 1, ifp);
     imgdata.lens.makernotes.CameraMount = LIBRAW_MOUNT_Contax_N;
-- 
2.14.1