Update the agp(4) code to the latest one from FreeBSD HEAD. This brings in
[dragonfly/port-amd64.git] / usr.bin / write / 
treeae30862394485e5fd973945ae1fee8898ab74832
drwxr-xr-x   ..
-rw-r--r-- 180 Makefile
-rw-r--r-- 3808 write.1
-rw-r--r-- 8645 write.c