proc: allow kill to accept all 32 signals

diff --git a/Kernel/syscall_proc.c b/Kernel/syscall_proc.c
index 220dbbc..e3244d6 100644 (file)
--- a/Kernel/syscall_proc.c
+++ b/Kernel/syscall_proc.c
@@ -489,7 +489,7 @@ arg_t _kill(void)
        ptptr p;
        int f = 0, s = 0;
 
-       if (sig < 0 || sig > 15) {
+       if (sig < 0 || sig >= NSIGS) {
                udata.u_error = EINVAL;
                return (-1);
        }