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-rw-r--r--include/libc-internal.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/libc-internal.h b/include/libc-internal.h
index dfd1dfc55..74c35422b 100644
--- a/include/libc-internal.h
+++ b/include/libc-internal.h
@@ -44,12 +44,12 @@
# include <stddef.h>
/* sources are built w/ _GNU_SOURCE, this gets undefined */
-#ifdef __USE_GNU
-extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen);
-libc_hidden_proto(__xpg_strerror_r)
-#else
+#if defined __USE_XOPEN2K && !defined __USE_GNU
extern char *__glibc_strerror_r (int __errnum, char *__buf, size_t __buflen);
libc_hidden_proto(__glibc_strerror_r)
+#else
+extern int __xpg_strerror_r (int __errnum, char *__buf, size_t __buflen);
+libc_hidden_proto(__xpg_strerror_r)
#endif
/* #include <pthread.h> */