This causes issues when compiling code for C++17.
This addresses a build failure which can result from <X11/Xlocale.h> and <xlocale.h> being included in the same code since they both used the same _XLOCALE_H_ protection. Signed-off-by: Jeremy Huddleston <jeremyhu@apple.com>
Signed-off-by: Alan Coopersmith <alan.coopersmith@sun.com>