pass CC properly

scripts/libwebp/build.sh

@@ -1,12 +1,11 @@
 #!/usr/bin/env bash
 
-CC=${FAM_CC}
-
 ./configure \
     --prefix=${INSTALL_DIR} \
     --host=${TARGET_TRIPLE_MACHINE_ARCH}-linux-android \
     --with-sysroot=${SYSROOT_PATH} \
-    --target=${TARGET} || exit 1
+    --target=${TARGET} \
+    CC=${FAM_CC} || exit 1
 
 ${MAKE_EXECUTABLE} clean
 ${MAKE_EXECUTABLE} -j${HOST_NPROC}