tree 2587036449c61a57ba632930dbb9bf632fcf05ea
parent 1fd1e2f69fdfb99bac792beed8b208d451acb598
author York Sun <yorksun@freescale.com> 1375223171 -0700
committer Tom Rini <trini@ti.com> 1376675115 -0400

tools/Makefile: Move _GNU_SOURCE to Makefile

Commit 669dfc2e adds libfdt_env.h to HOSTCPPFLAGS. It causes stdio.h
to be included before _GNU_SOURCE is defined in C files. On some old hosts
some prototypes are protected by #ifdef __USE_GNU, which is set when
_GNU_SOURCE is defined.

Signed-off-by: York Sun <yorksun@freescale.com>
Acked-by: Simon Glass <sjg@chromium.org>