+AC_ARG_ENABLE(wcap-tools, [ --disable-wcap-tools],, enable_wcap_tools=yes)
+AM_CONDITIONAL(BUILD_WCAP_TOOLS, test x$enable_wcap_tools = xyes)
+if test x$enable_wcap_tools = xyes; then
+ AC_DEFINE([BUILD_WCAP_TOOLS], [1], [Build the wcap tools])
+ PKG_CHECK_MODULES(WCAP, [cairo])
+ WCAP_LIBS="$WCAP_LIBS -lm"
+fi
+
+AC_CHECK_PROG(RSVG_CONVERT, rsvg-convert, rsvg-convert)
+AM_CONDITIONAL(HAVE_RSVG_CONVERT, test -n "$RSVG_CONVERT")
+
+PKG_CHECK_MODULES(SETBACKLIGHT, [libudev libdrm], enable_setbacklight=yes, enable_setbacklight=no)
+AM_CONDITIONAL(BUILD_SETBACKLIGHT, test "x$enable_setbacklight" = "xyes")
+
+if test "x$GCC" = "xyes"; then
+ my_common_gcc_flags="-Wall -Wextra -Wno-unused-parameter \
+ -Wno-missing-field-initializers -g -fvisibility=hidden"
+ GCC_CFLAGS="$my_common_gcc_flags \
+ -Wstrict-prototypes -Wmissing-prototypes"
+ GCC_CXXFLAGS="$my_common_gcc_flags"