--- squashfs4.2.orig/squashfs-tools/unsquashfs.c	2011-02-28 23:27:06.000000000 +0100
+++ squashfs4.2/squashfs-tools/unsquashfs.c	2014-03-29 15:02:16.000000000 +0100
@@ -29,7 +29,13 @@
 #include "compressor.h"
 #include "xattr.h"
 
+#ifndef FNM_EXTMATCH 
+#define FNM_EXTMATCH 0 
+#endif 
+
+#ifdef __linux__
 #include <sys/sysinfo.h>
+#endif
 #include <sys/types.h>
 
 struct cache *fragment_cache, *data_cache;
@@ -1810,7 +1816,7 @@ void initialise_threads(int fragment_buf
 			"\n");
 
 	if(processors == -1) {
-#ifndef linux
+#if 0
 		int mib[2];
 		size_t len = sizeof(processors);
 
@@ -1821,11 +1827,13 @@ void initialise_threads(int fragment_buf
 		mib[1] = HW_NCPU;
 #endif
 
+#ifdef __linux__
 		if(sysctl(mib, 2, &processors, &len, NULL, 0) == -1) {
 			ERROR("Failed to get number of available processors.  "
 				"Defaulting to 1\n");
 			processors = 1;
 		}
+#endif
 #else
 		processors = sysconf(_SC_NPROCESSORS_ONLN);
 #endif