Support some MAXPATHLEN alternatives

diff --git a/include/ac/param.h b/include/ac/param.h
index 0acfd4392a2d41e8297a35c8eb888355740bdcf8..5020fac4f4c621d263a1f70ce1126a290129d9cf 100644 (file)
--- a/include/ac/param.h
+++ b/include/ac/param.h
@@ -19,8 +19,12 @@
 #endif
 
 #ifndef MAXPATHLEN
-#      ifdef _MAX_PATH
+#      if defined(PATHMAX)
+#              define MAXPATHLEN       PATHMAX
+
+#      elif defined(_MAX_PATH)
 #              define MAXPATHLEN       _MAX_PATH
+
 #      else
 #              define MAXPATHLEN       4096
 #      endif