lib-lua: Fix LIBDICT_LUA variable usage

It needs to be appended to, not set again. Broken by
3d0b7e9bb59e3dc41fd5a4d09832eedea7a92933.

diff --git a/src/lib-lua/Makefile.am b/src/lib-lua/Makefile.am
index 7be79ec89b40014803ca3e5509d77acb1dddc2ea..bbf727ab621f866726070c0eed7413d8debb5aec 100644 (file)
--- a/src/lib-lua/Makefile.am
+++ b/src/lib-lua/Makefile.am
@@ -16,7 +16,7 @@ libdovecot_lua_la_SOURCES = \
 
 LIBDICT_LUA=
 if DLUA_WITH_YIELDS
-LIBDICT_LUA=../lib-dict/libdict_lua.la
+LIBDICT_LUA += ../lib-dict/libdict_lua.la
 endif
 
 # Note: the only things this lib should depend on are libdovecot and lua.