add m4 for trlibs

+AC_DEFUN([AC_TRLIBS_ROOT],
+[
+	AC_ARG_VAR([TRLIBS_ROOT],
+	[
+		The installation root of the taskrambler libraries
+	])
+
+	AS_IF([test "$TRLIBS_ROOT"],
+	[
+		AC_MSG_NOTICE("Using ${TRLIBS_ROOT} as installation root for libtrbase")
+		CFLAGS="${CFLAGS} -I${TRLIBS_ROOT}/include"
+		LDFLAGS="${LDFLAGS} -L${TRLIBS_ROOT}/lib -lgdbm -luuid"
+	])
+])
+
+AC_DEFUN([AC_NEED_TRBASE],
+[
+	AC_CHECK_LIB([trbase], [TR_classNew], [],
+	[
+		AC_MSG_ERROR([Needed trbase library not found may try to set TRLIBS_ROOT])
+	])
+])
+
+# vim: set ft=m4 ts=2 sw=2: