build: rewrite is_ENOTSUP without an #if directive

* src/system.h (is_ENOTSUP): Avoid in-function #if directive.

diff --git a/src/system.h b/src/system.h
index 0e25bc414b3f4775b5369b86e0e091dc5fd16d8c..8a9b47907d4cc5e51b5984fe9f723ec2ad9b3aec 100644 (file)
--- a/src/system.h
+++ b/src/system.h
@@ -703,9 +703,5 @@ static inline char * se_const (char const * sctx) { return (char *) sctx; }
 static inline bool
 is_ENOTSUP (int err)
 {
-  return err == EOPNOTSUPP
-#if ENOTSUP != EOPNOTSUPP
-    || err == ENOTSUP
-#endif
-    ;
+  return err == EOPNOTSUPP || (ENOTSUP != EOPNOTSUPP && err == ENOTSUP);
 }