diff --git a/xflaim/m4/ac_prog_try_jar.m4 b/xflaim/m4/ac_prog_try_jar.m4
index 40e32d9..78520c2 100644
--- a/xflaim/m4/ac_prog_try_jar.m4
+++ b/xflaim/m4/ac_prog_try_jar.m4
@@ -21,7 +21,7 @@
 AC_DEFUN([AC_PROG_TRY_JAR],
 [AC_REQUIRE([AC_EXEEXT])dnl
 AC_ARG_VAR([JAR], [Java archive utility])dnl
-AC_CHECK_PROGS([JAR], [jar$EXEEXT])
+AC_CHECK_PROGS([JAR], [fastjar$EXEEXT jar$EXEEXT])
 ifelse([$1],,
 [if test -z "$JAR"; then
   AC_MSG_WARN([Java ARchive program not found - continuing without jar])
diff --git a/xflaim/m4/ac_prog_try_javadoc.m4 b/xflaim/m4/ac_prog_try_javadoc.m4
index 40a990c..9664374 100644
--- a/xflaim/m4/ac_prog_try_javadoc.m4
+++ b/xflaim/m4/ac_prog_try_javadoc.m4
@@ -21,7 +21,7 @@
 AC_DEFUN([AC_PROG_TRY_JAVADOC],
 [AC_REQUIRE([AC_EXEEXT])dnl
 AC_ARG_VAR([JAVADOC], [Java source documentation utility])dnl
-AC_CHECK_PROGS([JAVADOC], [javadoc$EXEEXT])
+AC_CHECK_PROGS([JAVADOC], [gjdoc$EXEEXT javadoc$EXEEXT])
 ifelse([$1],,
 [if test -z "$JAVADOC"; then
   AC_MSG_WARN([Javadoc program not found - continuing without javadoc])