--- /dev/null
+#ifndef YYYYMM_H
+#define YYYYMM_H
+
+#ifdef WITH_PROTO
+#include "stralloc.h"
+
+extern unsigned int date2yyyymm(char *);
+extern int dateline(stralloc *, unsigned long);
+#else
+extern unsigned int date2yyyymm();
+extern int dateline();
+#endif
+
+#endif
+