Do not override environment CFLAGS and CXXFLAGS

Looks like 5a05cf40 removed usage of environment CFLAGS and CXXFLAGS by mistake. That change broke building of nix on fedora core 23.

Do not override environment CFLAGS and CXXFLAGS
80ebd60e · Ilya Novoselov · Eelco Dolstra · 9a4706eb · 80ebd60e
Commit 80ebd60e authored 9 years ago by Ilya Novoselov Committed by Eelco Dolstra 9 years ago
--- a/configure.ac
+++ b/configure.ac
@@ -55,8 +55,6 @@ if test "$sys_name" = sunos; then
 fi


-CFLAGS=
-CXXFLAGS=
 AC_PROG_CC
 AC_PROG_CXX