configure.ac: Don't build sysclk-lwla if libusb-1.0 is not found.

diff --git a/configure.ac b/configure.ac
index 4192c8e4f117f674b33a78d7c4bc8cf9a70130f7..c1ca46fe67ed7621ca61aa8f8d95ec1373bc64d6 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -333,7 +333,7 @@ case "$host" in
                SR_PKGLIBS="$SR_PKGLIBS libusb-1.0"],
                [have_libusb1_0="no"; HW_FX2LAFW="no"; HW_HANTEK_DSO="no";
                HW_IKALOGIC_SCANALOGIC2="no"; HW_KECHENG_KC_330B="no";
-               HW_LASCAR_EL_USB="no";
+               HW_LASCAR_EL_USB="no"; HW_SYSCLK_LWLA="no";
                HW_UNI_T_DMM="no"; HW_UNI_T_UT32X="no"; HW_VICTOR_DMM="no";
                HW_ZEROPLUS_LOGIC_CUBE="no"; HW_SALEAE_LOGIC16="no"])