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authorRoland McGrath <roland@hack.frob.com>2014-06-20 20:04:47 -0700
committerRoland McGrath <roland@hack.frob.com>2014-06-20 20:04:47 -0700
commit26ffd5e6c7f110cc439bb054fac9567885ffc197 (patch)
tree1257ba588618f86a070f275a1dd6efdf81dbf121 /include/libc-symbols.h
parent93a6d0820430bfe3d09695a1376c07abf6d2214f (diff)
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Clean up HAVE_CONFIG_H and STDC_HEADERS.
Diffstat (limited to 'include/libc-symbols.h')
-rw-r--r--include/libc-symbols.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index 4b233be..03061ae 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -48,6 +48,19 @@
#include <config.h>
+/* Define this for the benefit of portable GNU code that wants to check it.
+ Code that checks with #if will not #include <config.h> again, since we've
+ already done it (and this file is implicitly included in every compile,
+ via -include). Code that checks with #ifdef will #include <config.h>,
+ but that file should always be idempotent (i.e., it's just #define/#undef
+ and nothing else anywhere should be changing the macro state it touches),
+ so it's harmless. */
+#define HAVE_CONFIG_H 0
+
+/* Define this for the benefit of portable GNU code that wants to check it.
+ Of course, it's never false when building libc! */
+#define STDC_HEADERS 1
+
/* The symbols in all the user (non-_) macros are C symbols. */
#if !defined HAVE_ASM_WEAK_DIRECTIVE && !defined HAVE_ASM_WEAKEXT_DIRECTIVE