don't ignore environmentally defined CFLAGS when present in the environment (contributed by Daniel P. Berrange)
don't ignore environmentally defined CFLAGS when present in the environment (contributed by Daniel P. Berrange)

nkhorman/yajl,lclc/yajl,0x0all/yajl,vinod1988/yajl,mathstuf/yajl,asimonov-im/yajl,eldenchen/yajl,couchbaselabs/yajl,couchbaselabs/yajl,verlinked/yajl,0x0all/yajl,verlinked/yajl,likema/yajl,lloyd/yajl,nkhorman/yajl,vinod1988/yajl,lclc/yajl,Distrotech/yajl,Alessar/yajl,Qarterd/yajl,Distrotech/yajl,mathstuf/yajl,ludocode/yajl,asimonov-im/yajl,digitalbitbox/yajl,ludocode/yajl,eldenchen/yajl,likema/yajl,tguillem/android-yajl,asimonov-im/yajl,lloyd/yajl,Alessar/yajl,tguillem/android-yajl,Qarterd/yajl,digitalbitbox/yajl