config.mk: improve feature test check
authorHiltjo Posthuma <hiltjo@codemadness.org>
Sun, 27 Sep 2015 20:38:14 +0000 (22:38 +0200)
committerHiltjo Posthuma <hiltjo@codemadness.org>
Sun, 27 Sep 2015 20:38:14 +0000 (22:38 +0200)
commit2d2175ff6f67e2bc85138d3f359d2f7580bcb754
treef0d24b4586134f3e3a26acaa2dded894399ec1ea
parentbbf7b95dc93a47dbb5a4143b903797dc97197515
config.mk: improve feature test check

this fixes a crash on NetBSD because it requires -D_XOPEN_SOURCE (strdup, usleep).

thanks k0ga and stateless for reporting and fixing this issue!
config.mk