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-rw-r--r--libc/unistd/sigsetmask.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libc/unistd/sigsetmask.c b/libc/unistd/sigsetmask.c
index b987595..4f46458 100644
--- a/libc/unistd/sigsetmask.c
+++ b/libc/unistd/sigsetmask.c
@@ -38,6 +38,8 @@ sigsetmask(int mask)
sigset_t the_sigset;
} in, out;
+ in.the_mask = mask;
+
n = sigprocmask(SIG_SETMASK, &in.the_sigset, &out.the_sigset);
if (n)
return n;