6eab7fc47402f1ce34ed331ae80f5bcbee54da82
braney
  Thu Dec 16 13:30:33 2010 -0800
remove USE_PNG and GIF support  #1323
diff --git src/lib/pngwrite.c src/lib/pngwrite.c
index 3865426..8be5299 100644
--- src/lib/pngwrite.c
+++ src/lib/pngwrite.c
@@ -1,21 +1,20 @@
 /* pngwrite.c - write out a memGfx to a PNG file, using the reference library libpng */
 /* (libpng is available from sourceforge and included in many open source distros,
  *  has a wide-open license intended to encourage usage of the PNG format, and the lib
  *  has been under development and testing for 14 years -- http://libpng.org/) */
 
-#ifdef USE_PNG
 
 #include "png.h"   // MUST come before common.h, due to setjmp checking  in pngconf.h 
 #include "common.h"
 #include "memgfx.h"
 
 static char const rcsid[] = "$Id: pngwrite.c,v 1.4 2010/06/05 19:29:53 braney Exp $";
 
 static void pngAbort(png_structp png, png_const_charp errorMessage)
 /* type png_error wrapper around errAbort */
 {
 errAbort("%s", (char *)errorMessage);
 }
 
 static void pngWarn(png_structp png, png_const_charp warningMessage)
 /* type png_error wrapper around warn */
@@ -103,17 +102,15 @@
 void mgSavePng(struct memGfx *mg, char *filename, boolean useTransparency)
 /* Save memory bitmap to filename as a PNG.
  * If useTransparency, then the first color in memgfx's colormap/palette is
  * assumed to be the image background color, and pixels of that color
  * are made transparent. */
 {
 FILE *pngFile = mustOpen(filename, "wb");
 if (!mgSaveToPng(pngFile, mg, useTransparency))
     {
     remove(filename);
     errAbort("Couldn't save %s", filename);
     }
 if (fclose(pngFile) != 0)
     errnoAbort("fclose failed");
 }
-
-#endif//def USE_PNG