fix missing ctype.h include

This file uses isspace but doesn't include ctype.h leading to:
isomac.c: In function 'get_null_defines':
isomac.c:305:30: warning: implicit declaration of function 'isspace' [-Wimplicit-function-declaration]
	for (end = start + 1; !isspace (*end) && *end != '\0'; ++end)

1 files changed, 4 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index d37ae1a..d7bcedf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2015-08-06  Mike Frysinger  <vapier@gentoo.org>
+
+	* stdlib/isomac.c: Include ctype.h.
+
 2015-08-06  Arjun Shankar  <arjun.is@lostca.se>
 
 	* dirent/tst-seekdir.c (main): Converted to ...