Lines Matching refs:ac_envvar
1065 ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
1067 expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
1068 { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
1070 eval $ac_envvar=\$ac_optarg
1071 export $ac_envvar ;;
