build: remove undefined variable

WAYLAND_CFLAGS is not defined by configure.ac

diff --git a/src/Makefile.am b/src/Makefile.am
index a922c4a..34dea83 100644 (file)
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -76,7 +76,7 @@ if USE_WAYLAND
 source_c                       += i965_output_wayland.c
 source_h                       += i965_output_wayland.h
 source_h                       += $(protocol_source_h)
-driver_cflags                  += $(WAYLAND_CFLAGS) $(WAYLAND_CLIENT_CFLAGS)
+driver_cflags                  += $(WAYLAND_CLIENT_CFLAGS)
 endif
 
 # git version