Openwrt/tools/squashfs4/patches/100-portability.patch

--- a/squashfs-tools/mksquashfs.c
+++ b/squashfs-tools/mksquashfs.c
@@ -60,6 +60,10 @@
 #include <sys/sysinfo.h>
 #endif
 
+#ifndef FNM_EXTMATCH
+#define FNM_EXTMATCH 0
+#endif
+
 #ifdef SQUASHFS_TRACE
 #define TRACE(s, args...) \
 		do { \
--- a/squashfs-tools/unsquashfs.h
+++ b/squashfs-tools/unsquashfs.h
@@ -49,8 +49,14 @@
 #define __BYTE_ORDER BYTE_ORDER
 #define __BIG_ENDIAN BIG_ENDIAN
 #define __LITTLE_ENDIAN LITTLE_ENDIAN
+#include <sys/sysctl.h>
 #else
 #include <endian.h>
+#include <sys/sysinfo.h>
+#endif
+
+#ifndef FNM_EXTMATCH
+#define FNM_EXTMATCH 0
 #endif
 
 #include "squashfs_fs.h"
--- a/squashfs-tools/unsquashfs.c
+++ b/squashfs-tools/unsquashfs.c
@@ -29,7 +29,6 @@
 #include "compressor.h"
 #include "xattr.h"
 
-#include <sys/sysinfo.h>
 #include <sys/types.h>
 
 struct cache *fragment_cache, *data_cache;