[fusl] clang-format fusl

fusl/src/signal/sigaltstack.c

Index: fusl/src/signal/sigaltstack.c
diff --git a/fusl/src/signal/sigaltstack.c b/fusl/src/signal/sigaltstack.c
index 62cb81adfe16ea1a112448f1654d55a859718374..9329c25ec911a81d22116415025feeee1ddaa0a9 100644
--- a/fusl/src/signal/sigaltstack.c
+++ b/fusl/src/signal/sigaltstack.c
@@ -2,17 +2,16 @@
 #include <errno.h>
 #include "syscall.h"
 
-int sigaltstack(const stack_t *restrict ss, stack_t *restrict old)
-{
-	if (ss) {
-		if (ss->ss_size < MINSIGSTKSZ) {
-			errno = ENOMEM;
-			return -1;
-		}
-		if (ss->ss_flags & ~SS_DISABLE) {
-			errno = EINVAL;
-			return -1;
-		}
-	}
-	return syscall(SYS_sigaltstack, ss, old);
+int sigaltstack(const stack_t* restrict ss, stack_t* restrict old) {
+  if (ss) {
+    if (ss->ss_size < MINSIGSTKSZ) {
+      errno = ENOMEM;
+      return -1;
+    }
+    if (ss->ss_flags & ~SS_DISABLE) {
+      errno = EINVAL;
+      return -1;
+    }
+  }
+  return syscall(SYS_sigaltstack, ss, old);
 }