Fix double link reference on Mac

Author: LibretroAdmin

qb/config.libs.sh

@@ -42,6 +42,8 @@ if [ "$OS" = 'BSD' ]; then
    [ -d /usr/local/include ] && add_dirs INCLUDE /usr/local/include
    [ -d /usr/local/lib ] && add_dirs LIBRARY /usr/local/lib
    DYLIB=-lc;
+elif [ "$OS" = 'Darwin' ]; then
+   DYLIB=
 elif [ "$OS" = 'Haiku' ]; then
    DYLIB=""
    CLIB=-lroot