Remove unnecessary parens in `#if defined (SYMBOL)' expressions.

diff --git a/src/system.h b/src/system.h
index 00beeb01d7c5bda4b0fb0314771b3ad3612559a6..b9aeec0aaa4ff7e2445fbaaea6537d8f357426c1 100644 (file)
--- a/src/system.h
+++ b/src/system.h
@@ -375,7 +375,7 @@ initialize_exit_failure (int status)
    character >= 128 which gets sign-extended to a negative value.
    The macro ISUPPER protects against this as well."  */
 
-#if STDC_HEADERS || (!defined (isascii) && !HAVE_ISASCII)
+#if STDC_HEADERS || (!defined isascii && !HAVE_ISASCII)
 # define IN_CTYPE_DOMAIN(c) 1
 #else
 # define IN_CTYPE_DOMAIN(c) isascii(c)