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-rw-r--r--include/regex.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/regex.h b/include/regex.h
index a7606c5e0d..fd4beeff3d 100644
--- a/include/regex.h
+++ b/include/regex.h
@@ -1,6 +1,7 @@
 #ifndef _REGEX_H
 #include <posix/regex.h>
 
+#ifndef _ISOMAC
 /* Document internal interfaces.  */
 extern reg_syntax_t __re_set_syntax (reg_syntax_t syntax);
 
@@ -41,3 +42,4 @@ extern size_t __regerror (int __errcode, const regex_t *__preg,
 
 extern void __regfree (regex_t *__preg);
 #endif
+#endif