diff -aur cnijfilter-source-3.20-1/cnijfilter/src/bjfimage.c cnijfilter-source-3.20-1.new/cnijfilter/src/bjfimage.c
--- cnijfilter-source-3.20-1/cnijfilter/src/bjfimage.c	2009-03-26 06:11:05.000000000 +0100
+++ cnijfilter-source-3.20-1.new/cnijfilter/src/bjfimage.c	2012-02-10 09:33:52.512334139 +0100
@@ -1520,8 +1520,8 @@
 	short			tmpformat;
 	short			retbyte = 0;
 	short			bpp = 3;
-	long			width = 0;
-	long			length = 0;
+	png_uint_32		width = 0;
+	png_uint_32		length = 0;
 	long			rstep = 0;
 	long			RasterLength = 0;
 	long			i;
@@ -1574,7 +1574,7 @@
 		goto onErr;
 	}
 
-	if (setjmp (png_p->jmpbuf))
+	if (setjmp (png_jmpbuf(png_p)))
 	{
 		png_destroy_read_struct(&png_p, &info_p, (png_infopp)NULL);
 		goto onErr;