[fusl] clang-format fusl

fusl/src/unistd/dup2.c

Index: fusl/src/unistd/dup2.c
diff --git a/fusl/src/unistd/dup2.c b/fusl/src/unistd/dup2.c
index 8f43c6ddfe8983e9565d6a14a10f423c9fd55f05..5ffd9b0a8e9176d8ed4abed45b862b6c9201b1ee 100644
--- a/fusl/src/unistd/dup2.c
+++ b/fusl/src/unistd/dup2.c
@@ -3,18 +3,20 @@
 #include <fcntl.h>
 #include "syscall.h"
 
-int dup2(int old, int new)
-{
-	int r;
+int dup2(int old, int new) {
+  int r;
 #ifdef SYS_dup2
-	while ((r=__syscall(SYS_dup2, old, new))==-EBUSY);
+  while ((r = __syscall(SYS_dup2, old, new)) == -EBUSY)
+    ;
 #else
-	if (old==new) {
-		r = __syscall(SYS_fcntl, old, F_GETFD);
-		if (r >= 0) return old;
-	} else {
-		while ((r=__syscall(SYS_dup3, old, new, 0))==-EBUSY);
-	}
+  if (old == new) {
+    r = __syscall(SYS_fcntl, old, F_GETFD);
+    if (r >= 0)
+      return old;
+  } else {
+    while ((r = __syscall(SYS_dup3, old, new, 0)) == -EBUSY)
+      ;
+  }
 #endif
-	return __syscall_ret(r);
+  return __syscall_ret(r);
 }