-[ -z "$output_option_prefix" ] || echo $prefix
-[ -z "$output_option_exec_prefix" ] || echo $exec_prefix
-[ -z "$output_option_release" ] || echo "@WX_RELEASE@"
-[ -z "$output_option_version" ] || echo "@WX_VERSION@"
-[ -z "$output_option_version_full" ] || echo "@WX_SUBVERSION@"
-[ -z "$output_option_basename" ] || echo "@WX_LIBRARY_BASENAME_GUI@"
-[ -z "$output_option_rezflags" ] || echo $(eval echo "@MACRESWXCONFIG@")
-[ -z "$output_option_cc" ] || echo "@CC@"
-[ -z "$output_option_cxx" ] || echo "@CXX@"
-[ -z "$output_option_ld" ] || echo "@EXE_LINKER@"
+[ -z "$output_option_prefix" ] || echo $prefix
+[ -z "$output_option_exec_prefix" ] || echo $exec_prefix
+[ -z "$output_option_release" ] || echo "@WX_RELEASE@"
+[ -z "$output_option_version" ] || echo "@WX_VERSION@"
+[ -z "$output_option_version_full" ] || echo "@WX_SUBVERSION@"
+[ -z "$output_option_basename" ] || echo "@WX_LIBRARY_BASENAME_GUI@"
+[ -z "$output_option_rezflags" ] || echo $(eval echo "@MACRESWXCONFIG@")
+[ -z "$output_option_cc" ] || echo "@CC@"
+[ -z "$output_option_cxx" ] || echo "@CXX@"
+[ -z "$output_option_ld" ] || echo "@EXE_LINKER@"
+[ -z "$flag_option_selected_config" ] || echo "$this_config"