diff --git a/setup.py b/setup.py
index 6501557..2fee368 100755
--- a/setup.py
+++ b/setup.py
@@ -30,18 +30,19 @@ def pkgconfig(*packages):
     # map pkg-config output to kwargs for distutils.core.Extension
     flag_map = {'-I': 'include_dirs', '-L': 'library_dirs', '-l': 'libraries'}
 
+    combined_pcoutput = ''
     for package in packages:
         (pcstatus, pcoutput) = commands.getstatusoutput(
             "pkg-config --libs --cflags %s" % package)
         if pcstatus == 0:
-            break
-    else:
-        sys.exit("pkg-config failed for %s; "
-                 "most recent output was:\n%s" %
-                 (", ".join(packages), pcoutput))
+            combined_pcoutput += ' ' + pcoutput
+        else:
+            sys.exit("pkg-config failed for %s; "
+                     "most recent output was:\n%s" %
+                     (", ".join(packages), pcoutput))
 
     kwargs = {}
-    for token in pcoutput.split():
+    for token in combined_pcoutput.split():
         if token[:2] in flag_map:
             kwargs.setdefault(flag_map.get(token[:2]), []).append(token[2:])
         else:                           # throw others to extra_link_args
@@ -56,7 +57,7 @@ def pkgconfig(*packages):
 
     return kwargs
 
-lua_pkgconfig = pkgconfig('lua' + LUAVERSION, 'lua' + LUAVERSION,'python-' + PYTHONVERSION)
+lua_pkgconfig = pkgconfig('lua' + LUAVERSION, 'python-' + PYTHONVERSION)
 lua_pkgconfig['extra_compile_args'] = ['-I/usr/include/lua'+LUAVERSION]
 
 setup(name="lunatic-python",