miscellaneous bits: make get_next_filename() use an unsigned long, make
num_of_digits() take a size_t instead of a ssize_t, and rename
num_of_digits() to digits()


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2479 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
4 files changed