Make tcc accept `-l lib` as well as `-llib`.
Make tcc accept `-l lib` as well as `-llib`.

The POSIX spec for `c99` specifically favors the space-containing version
(http://pubs.opengroup.org/onlinepubs/9699919799/utilities/c99.html)
and the `-l lib` syntax is also supported by gcc and clang.

mirror/tinycc,mirror/tinycc,mingodad/tinycc,mingodad/tinycc,mingodad/tinycc,mirror/tinycc,mingodad/tinycc,mirror/tinycc