+printf "Checking for -Wl,--no-undefined... "
+if ${CC} -Wl,--no-undefined -o minimal minimal.c >/dev/null 2>&1
+then
+ printf "Yes.\n"
+ no_undefined_ldflags="-Wl,--no-undefined"
+else
+ printf "No (nothing to worry about).\n"
+ no_undefined_ldflags=""
+fi
+