diff -Naur a/cnijfilter/src/bjfimage.c b/cnijfilter/src/bjfimage.c
--- a/cnijfilter/src/bjfimage.c	2012-03-17 12:19:45.912118222 +0100
+++ b/cnijfilter/src/bjfimage.c	2012-03-17 12:28:45.100456525 +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;