*** empty log message ***

diff --git a/m4/bison.m4 b/m4/bison.m4
new file mode 100644 (file)
index 0000000..452bd93
--- /dev/null
+++ b/m4/bison.m4
@@ -0,0 +1,8 @@
+#serial 1
+
+AC_DEFUN(jm_BISON,
+[
+  # getdate.y works with bison only.
+  : ${YACC='bison -y'}
+  AC_SUBST(YACC)
+])