build: Use dummy=yes assignment for pkg-config check

diff --git a/configure.ac b/configure.ac
index a4a350f..aa1ae3b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -181,8 +181,7 @@ AC_ARG_ENABLE(bluez4, AC_HELP_STRING([--enable-bluez4],
                                        [enable_bluez4=${enableval}])
 
 if (test "${enable_bluez4}" = "yes"); then
-       PKG_CHECK_MODULES(BLUEZ, bluez >= 4.99 bluez < 5,
-                         enable_bluez4=yes,
+       PKG_CHECK_MODULES(BLUEZ, bluez >= 4.99 bluez < 5, dummy=yes,
                          AC_MSG_ERROR(Bluetooth library >= 4.99 and < 5 is required))
        AC_SUBST(BLUEZ_CFLAGS)
        AC_SUBST(BLUEZ_LIBS)