libfido2: fix 32bit cross build

srcpkgs/libfido2/template

@@ -12,11 +12,10 @@ homepage="https://github.com/Yubico/libfido2"
 distfiles="https://github.com/Yubico/libfido2/archive/${version}.tar.gz"
 checksum=5990f923c9390fe1e6a00ba5d1d1f74030e7344b855e971d9fb7223e70ff3122
 
-case "$XBPS_TARGET_MACHINE" in
-*-musl)
-	CFLAGS="-Wno-overflow"  # ioctl takes int on musl
-	;;
-esac
+CFLAGS="-Wno-type-limits"
+if [ "$XBPS_TARGET_LIBC" = musl ]; then
+	CFLAGS+=" -Wno-overflow"  # ioctl takes int on musl
+fi
 
 post_install() {
 	vlicense LICENSE