commit 40b05791278f9ac6ff842670e80899c7cd15276f
author Elliott Hughes <enh@google.com> Tue Apr 15 12:04:05 2014 -0700
committer Elliott Hughes <enh@google.com> Tue Apr 15 12:04:05 2014 -0700
tree ebd30077b1653e03543662c2c6986a681c2eea72
parent a13c7fd3b34c1deb6592a75e79df9fe44dbf4d88

Add iswblank for libcxx.

We have similar degenerate implementations for all the other isw* functions,
so it's weird to exclude just one.

Change-Id: I659b97930e68598826c4882bb59f4146870fb6a0

libc/include/wchar.h

diff --git a/libc/include/wchar.h b/libc/include/wchar.h
index 89c6fb6..04818b9 100644
--- a/libc/include/wchar.h
+++ b/libc/include/wchar.h
@@ -70,6 +70,7 @@
 extern int               fwscanf(FILE *, const wchar_t *, ...);
 extern int               iswalnum(wint_t);
 extern int               iswalpha(wint_t);
+extern int               iswblank(wint_t);
 extern int               iswcntrl(wint_t);
 extern int               iswdigit(wint_t);
 extern int               iswgraph(wint_t);