Sort

cd /usr/src/usr.bin/touch
make obj && make depend && make && make install
rm -rf /usr/obj/*

From /boot/defaults/loader.conf:
#kern.maxdsiz="" # Set the max data size
#kern.maxfiles="" # Set the sys. wide open files limit
#kern.maxproc="" # Set the maximum # of processes
#kern.maxssiz="" # Set the max stack size
the default maximum process memory limit is 512 MB.

keyboard manager:
/usr/ports/x11/xclipboard/
Parcellite is a lightweight GTK+ clipboard manager

portupgrade -f -y '<2009-02-22 12:00'