[__USE_GNU]: Undefine assert_perror.

diff --git a/assert/assert.h b/assert/assert.h
index 3f0d6a3ac1e5e0ff7698ffe330f356877bf233bf..3f0b55f866fe203ae0072319c2d04b388a05da20 100644 (file)
--- a/assert/assert.h
+++ b/assert/assert.h
@@ -22,8 +22,12 @@
 
 #ifdef _ASSERT_H
 
-#undef _ASSERT_H
-#undef assert
+# undef        _ASSERT_H
+# undef        assert
+
+# ifdef        __USE_GNU
+#  undef assert_perror
+# endif
 
 #endif /* assert.h     */