% cat bin/f
#!/bin/sh

9 grep -i -n '^func ($[^)]+$ )?'$1'$' *.go /dev/null
% cat bin/t
#!/bin/sh

9 grep -i -n '^type '$1' ' *.go /dev/null

% cat bin/cf
#!/bin/sh

csearch -n -f '\.go$' '^func (\([^)]+$ )?'$1'\('
% cat bin/ct
#!/bin/sh

csearch -n -f '\.go$' '^type '$1
%