[2.6 patch] kernel/sys_ni.c: add dummy sys_ni_syscall() prototype

[Adrian Bunk <bunk@kernel.org>]

kernel/sys_ni.c can't #include <linux/syscalls.h> due to cond_syscall(), 
but let's tell gcc to not warn with -Wmissing-prototypes.

Signed-off-by: Adrian Bunk <bunk@kernel.org>

---
bb96ccd3b695dfa92056e6fc5e42a89ea99f3a8c 
diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index b0ec498..0c90f60 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -4,6 +4,10 @@
 
 #include <asm/unistd.h>
 
+/*  we can't #include <linux/syscalls.h> here,
+    but tell gcc to not warn with -Wmissing-prototypes  */
+asmlinkage long sys_ni_syscall(void);
+
 /*
  * Non-implemented system calls get redirected here.
  */