Add sysinfo support.

 -Erik

include/sys/sysinfo.h

@@ -0,0 +1,15 @@
+#ifndef _SYS_SYSINFO_H
+#define _SYS_SYSINFO_H
+
+#include <features.h>
+
+#include <linux/kernel.h>
+
+__BEGIN_DECLS
+
+extern int sysinfo __P((struct sysinfo *__info));
+extern int __sysinfo __P((struct sysinfo *__info));
+
+__END_DECLS
+
+#endif