guile.m4 site dir backward compatiblity

[Mike Gran]

Hi all-

The attached patch allows me to distribute Guile 1.9.x's guile.m4
in a package that is supposed to compile with both 1.9.x and 1.8.x.

Thanks,

Mike

0001-Add-v1.8.x-backward-compatiblity-to-GUILE_SITE_DIR.patch
Description: Binary data