DCC 1.3.102 doesn't build on FreeBSD 7

Build fails with a missing pthread library.  If I add  -lpthread
to the definition of LDADD, it works fine.

The -lpthread was in LDADD in 1.3.98, didn't get 99-101 so I can't tell 
you when it went away.

Regards,
John Levine, johnl@iecc.com, Primary Perpetrator of "The Internet for Dummies",
Information Superhighwayman wanna-be, http://www.johnlevine.com, ex-Mayor
"More Wiener schnitzel, please", said Tom, revealingly.