diff -ura cnijfilter-source-3.80-1/backend/src/cnij_backend_common.c cnijfilter-source-3.80-1_patched/backend/src/cnij_backend_common.c
--- cnijfilter-source-3.80-1/backend/src/cnij_backend_common.c	2012-03-29 05:50:27.000000000 +0100
+++ cnijfilter-source-3.80-1_patched/backend/src/cnij_backend_common.c	2018-08-08 22:51:15.721515633 +0100
@@ -38,6 +38,7 @@
 // CUPS Header
 #include <cups/cups.h>
 #include <cups/ipp.h>
+#include <cups/ppd.h>
 
 // Header file for CANON
 #include "cnij_backend_common.h"
diff -ura cnijfilter-source-3.80-1/cngpij/cngpij/bjcups.c cnijfilter-source-3.80-1_patched/cngpij/cngpij/bjcups.c
--- cnijfilter-source-3.80-1/cngpij/cngpij/bjcups.c	2012-04-17 04:39:20.000000000 +0100
+++ cnijfilter-source-3.80-1_patched/cngpij/cngpij/bjcups.c	2018-08-08 22:52:24.107765920 +0100
@@ -21,6 +21,7 @@
 #include	<config.h>
 #endif	// HAVE_CONFIG_H
 
+#define _IPP_PRIVATE_STRUCTURES 1
 #include <cups/cups.h>
 #include <cups/language.h>
 #include <cups/ppd.h>
diff -ura cnijfilter-source-3.80-1/cngpijmnt/src/main.c cnijfilter-source-3.80-1_patched/cngpijmnt/src/main.c
--- cnijfilter-source-3.80-1/cngpijmnt/src/main.c	2012-04-26 10:49:34.000000000 +0100
+++ cnijfilter-source-3.80-1_patched/cngpijmnt/src/main.c	2018-08-08 23:45:18.929408652 +0100
@@ -21,6 +21,7 @@
 #include	<config.h>
 #endif	// HAVE_CONFIG_H
 
+#define _IPP_PRIVATE_STRUCTURES 1
 #include <cups/cups.h>
 #include <cups/language.h>
 #include <cups/ppd.h>
diff -ura cnijfilter-source-3.80-1/cngpijmon/src/bjcupsmon_cups.c cnijfilter-source-3.80-1_patched/cngpijmon/src/bjcupsmon_cups.c
--- cnijfilter-source-3.80-1/cngpijmon/src/bjcupsmon_cups.c	2012-05-22 10:49:27.000000000 +0100
+++ cnijfilter-source-3.80-1_patched/cngpijmon/src/bjcupsmon_cups.c	2018-08-08 22:53:50.693927746 +0100
@@ -18,6 +18,7 @@
  */
 
 /*** Includes ***/
+#define _IPP_PRIVATE_STRUCTURES 1
 #include <cups/cups.h>
 #include <cups/ppd.h>
 #include <cups/language.h>
diff -ura cnijfilter-source-3.80-1/cnijfilter/src/bjfimage.c cnijfilter-source-3.80-1_patched/cnijfilter/src/bjfimage.c
--- cnijfilter-source-3.80-1/cnijfilter/src/bjfimage.c	2012-03-22 02:50:19.000000000 +0100
+++ cnijfilter-source-3.80-1_patched/cnijfilter/src/bjfimage.c	2018-08-08 22:57:36.022705896 +0100
@@ -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;