Fix AC_CHECK_FT2.
Fix AC_CHECK_FT2.

Only check PATH for freetype-config if we did not already find it from a
prefix option.

yorung/XLE,yorung/XLE,yorung/XLE,yorung/XLE,xlgames-inc/XLE,xlgames-inc/XLE,xlgames-inc/XLE,xlgames-inc/XLE,xlgames-inc/XLE,yorung/XLE,yorung/XLE,xlgames-inc/XLE,xlgames-inc/XLE,yorung/XLE,xlgames-inc/XLE,yorung/XLE