Merge branch 'master' of https://github.com/Tox/toxic

configure.ac

@@ -113,6 +113,8 @@ AC_CHECK_FUNCS(
     [],
     [ AC_MSG_ERROR([required library function is missing on your system])])
 
+AX_PTHREAD( [], [ AC_MSG_ERROR([pthreads not found on your system]) ])
+
 # pkg-config based tests
 PKG_PROG_PKG_CONFIG
 
@@ -438,10 +440,12 @@ if test "x$BUILD_AV" = "xyes"; then
         ], 
         [
             AC_MSG_NOTICE([No A/V library; disabling A/V support])
+            BUILD_AV="no"
         ])
     ],
     [
         AC_MSG_NOTICE([No openal library; disabling A/V support])
+        BUILD_AV="no"
     ])
 fi