AcquireUniqueFilename 3119 coders/png.c             (void) AcquireUniqueFilename(color_image->filename);
AcquireUniqueFilename 3144 coders/png.c                 (void) AcquireUniqueFilename(alpha_image->filename);
AcquireUniqueFilename 7843 coders/png.c         (void) AcquireUniqueFilename(jpeg_image->filename);
AcquireUniqueFilename 8180 coders/png.c     (void) AcquireUniqueFilename(jpeg_image->filename);