}
-TAG* PNG2Image(TAG*t, U16 id, char*filename, int*width, int*height)
+TAG* PNG2Image(TAG*t, U16 id, char*filename, unsigned*width, unsigned*height)
{
char tagid[4];
U8*data;
MATRIX m;
int fs;
- int width=0, height=0;
+ unsigned width=0, height=0;
#ifndef HAVE_JPEGLIB
if(global.mkjpeg) {