ident(1): Use NULL instead of 0.
commit3ee86c444b90b021de0df918dde5374ff009b8b0
authorzrj <rimvydas.jasinskas@gmail.com>
Wed, 31 Jan 2018 11:33:32 +0000 (31 13:33 +0200)
committerzrj <zrj@dragonflybsd.org>
Fri, 2 Feb 2018 11:58:21 +0000 (2 13:58 +0200)
tree5bac65bf97f9935fb359cd61c5a0043dfe200165
parent28422be73ee6ea83a8962c2aaf69e8bcc189be87
ident(1): Use NULL instead of 0.

While there, add few cases of fallthrough (few need more investigation).
usr.bin/indent/args.c
usr.bin/indent/indent.c
usr.bin/indent/io.c
usr.bin/indent/parse.c