ports/118808: Fix to build ports/lang/drscheme on FreeBSD-7.0

[edwin at FreeBSD.org]

Synopsis: Fix to build ports/lang/drscheme on FreeBSD-7.0

Responsible-Changed-From-To: freebsd-ports-bugs->jkoshy
Responsible-Changed-By: edwin
Responsible-Changed-When: Tue Dec 18 07:10:11 UTC 2007
Responsible-Changed-Why: 
Over to maintainer (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=118808