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-rw-r--r--libc/include/math.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/libc/include/math.h b/libc/include/math.h
index 7efc83a31..8c084b2d1 100644
--- a/libc/include/math.h
+++ b/libc/include/math.h
@@ -10,12 +10,10 @@
*/
/*
- * from: @(#)fdlibm.h 5.1 93/09/24
- * $FreeBSD$
+ * Originally based on fdlibm.h 5.1 via FreeBSD.
*/
-#ifndef _MATH_H_
-#define _MATH_H_
+#pragma once
#include <sys/cdefs.h>
#include <limits.h>
@@ -408,5 +406,3 @@ void sincosl(long double __x, long double* __sin, long double* __cos);
#endif
__END_DECLS
-
-#endif