1.1 --- a/common/autoconf/basics.m4 Tue Mar 20 09:19:10 2018 -0700 1.2 +++ b/common/autoconf/basics.m4 Wed Mar 21 09:19:00 2018 -0700 1.3 @@ -250,7 +250,7 @@ 1.4 if test "x$CONFIGURE_OVERRIDDEN_VARIABLES" != x; then 1.5 # Replace the separating ! with spaces before presenting for end user. 1.6 unknown_variables=${CONFIGURE_OVERRIDDEN_VARIABLES//!/ } 1.7 - AC_MSG_ERROR([The following variables are unknown to configure: $unknown_variables]) 1.8 + AC_MSG_WARN([The following variables might be unknown to configure: $unknown_variables]) 1.9 fi 1.10 ]) 1.11