[fusl] clang-format fusl

R=viettrungluu@chromium.org

Review URL: https://codereview.chromium.org/1714623002 .
diff --git a/fusl/src/signal/sigaddset.c b/fusl/src/signal/sigaddset.c
index 085d1f4..3fae93a 100644
--- a/fusl/src/signal/sigaddset.c
+++ b/fusl/src/signal/sigaddset.c
@@ -1,13 +1,13 @@
 #include <signal.h>
 #include <errno.h>
 
-int sigaddset(sigset_t *set, int sig)
-{
-	unsigned s = sig-1;
-	if (s >= _NSIG-1 || sig-32U < 3) {
-		errno = EINVAL;
-		return -1;
-	}
-	set->__bits[s/8/sizeof *set->__bits] |= 1UL<<(s&8*sizeof *set->__bits-1);
-	return 0;
+int sigaddset(sigset_t* set, int sig) {
+  unsigned s = sig - 1;
+  if (s >= _NSIG - 1 || sig - 32U < 3) {
+    errno = EINVAL;
+    return -1;
+  }
+  set->__bits[s / 8 / sizeof *set->__bits] |=
+      1UL << (s & 8 * sizeof *set->__bits - 1);
+  return 0;
 }