diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index 504a050..e5a8c8d 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -215,7 +215,8 @@
 # signals
 int     sigaction(int, const struct sigaction *, struct sigaction *)  67
 int     sigprocmask(int, const sigset_t *, sigset_t *)  126
-int     __sigsuspend:sigsuspend(int unused1, int unused2, unsigned mask)  72
+int     __sigsuspend:sigsuspend(int unused1, int unused2, unsigned mask)  72,72,-1
+int     __sigsuspend:sigsuspend(const sigset_t *mask)  -1,-1,72
 int     __rt_sigaction:rt_sigaction (int sig, const struct sigaction *act, struct sigaction *oact, size_t sigsetsize)  174,174,194
 int     __rt_sigprocmask:rt_sigprocmask (int  how, const sigset_t *set, sigset_t *oset, size_t sigsetsize)  175,175,195
 int     __rt_sigtimedwait:rt_sigtimedwait(const sigset_t *set, struct siginfo_t  *info, struct timespec_t  *timeout, size_t  sigset_size)  177,177,197