-for fptools_catalog in $4; do
- ac_try="$2 -t rtf -d $3#print -c $fptools_catalog conftest.sgml"
- if AC_TRY_EVAL(ac_try); then
- fptools_cv_sgml_catalog=[$]fptools_catalog
- break
- fi
-done
+if test -z "$SGML_CATALOG_FILES" ; then
+ for fptools_catalog in $4; do
+ ac_try="$2 -t rtf -d $3#print -c $fptools_catalog conftest.sgml"
+ if AC_TRY_EVAL(ac_try); then
+ fptools_cv_sgml_catalog=[$]fptools_catalog
+ break
+ fi
+ done
+else
+# If the env var SGML_CATALOG_FILES is defined, assume things are cool.
+ fptools_cv_sgml_catalog="yes"
+fi