$NetBSD: patch-ab,v 1.4 2011/01/29 16:29:03 adam Exp $

--- src/impex/png.cxx.orig	2011-01-29 15:14:21.000000000 +0000
+++ src/impex/png.cxx
@@ -320,7 +320,7 @@ namespace vigra {
 #if (PNG_LIBPNG_VER > 10008) && defined(PNG_READ_iCCP_SUPPORTED)
         char * dummyName;
         int dummyCompType;
-        char * profilePtr;
+        png_bytep profilePtr;
         png_uint_32 profileLen;
         if (png_get_valid( png, info, PNG_INFO_iCCP )) {
             png_get_iCCP(png, info, &dummyName, &dummyCompType, &profilePtr, &profileLen) ;
@@ -592,7 +592,7 @@ namespace vigra {
         // set icc profile
         if (iccProfile.size() > 0) {
             png_set_iCCP(png, info, (png_charp)("icc"), 0,
-                         (png_charp)iccProfile.begin(), (png_uint_32)iccProfile.size());
+                         (png_bytep)iccProfile.begin(), (png_uint_32)iccProfile.size());
         }
 #endif
 
