tree 12471c04252556195790735307eef6534daef804
parent 1d36af6ed2fb38246500ec5ba86889f3bfbe07a4
author Peter Huewe <peterhuewe@gmx.de> 1495482670 +0200
committer Philip Tricca <philip.b.tricca@intel.com> 1495556740 -0700

configure: Undefine FORTIFY_SOURCE first, then define it

On my hardened gentoo system _FORTIFY_SOURCE is already defined,
thus it makes sense to undefine it first then define it, not vice
versa.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>