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authorJakob Kaivo <jkk@ung.org>2022-04-26 10:59:50 -0400
committerJakob Kaivo <jkk@ung.org>2022-04-26 10:59:50 -0400
commitd29196a493b0d63ea543af2cab1db062ae39fce2 (patch)
treedbbbbfff7e201a36f98c977e2405fe6a00d8e35d /inttypes.h
parentac27402efa3cb4d2e433a2a2f51e9ac34accf084 (diff)
use C2x style header versioning for include guards
Diffstat (limited to 'inttypes.h')
-rw-r--r--inttypes.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/inttypes.h b/inttypes.h
index eb52fd6..006ba76 100644
--- a/inttypes.h
+++ b/inttypes.h
@@ -1,5 +1,9 @@
-#ifndef __INTTYPES_H__
-#define __INTTYPES_H__
+#ifndef __STDC_VERSION_INTTYPES_H__
+#if defined __STDC_VERSION__
+#define __STDC_VERSION_INTTYPES_H__ __STDC_VERSION__
+#else
+#define __STDC_VERSION_INTTYPES_H__ 1
+#endif
/*
UNG's Not GNU
@@ -29,7 +33,7 @@ SOFTWARE.
/* TODO: replace WORD_BIT with __LP32__, __ILP32__, __ILP64__, __LLP64__ */
-#if (defined __STDC_VERSION__ && 199901L <= __STDC_VERSION__)
+#if (199901L <= __STDC_VERSION_INTTYPES_H__)
#include <stdint.h>
#define PRIX16 "hX"