diff -urN mpv-0.4.1.orig/waftools/checks/custom.py mpv-0.4.1/waftools/checks/custom.py
--- mpv-0.4.1.orig/waftools/checks/custom.py	2014-07-13 14:14:32.237927069 +0200
+++ mpv-0.4.1/waftools/checks/custom.py	2014-07-13 14:13:33.231257514 +0200
@@ -66,6 +66,7 @@
         ( '51',     'lua >= 5.1.0 lua < 5.2.0'),
         ( '51deb',  'lua5.1 >= 5.1.0'), # debian
         ( '51fbsd', 'lua-5.1 >= 5.1.0'), # FreeBSD
+        ( '51pld',  'lua51 >= 5.1.0'), # PLD
         ( '52',     'lua >= 5.2.0 lua < 5.3.0' ),
         ( '52deb',  'lua5.2 >= 5.2.0'), # debian
         ( '52fbsd', 'lua-5.2 >= 5.2.0'), # FreeBSD