fix some typos - lchat - A line oriented chat front end for ii.
 (HTM) git clone git://git.suckless.org/lchat
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       ---
 (DIR) commit dacb5b0a94bc0fed9ffb5a0fd70829ed6e7c2c5b
 (DIR) parent 3d4f1b12516135c81a976b575eea9a28c6a9cc6d
 (HTM) Author: Jan Klemkow <j.klemkow@wemelug.de>
       Date:   Tue, 15 Nov 2016 09:57:56 +0100
       
       fix some typos
       
       Diffstat:
         M lchat.c                             |       4 ++--
       
       1 file changed, 2 insertions(+), 2 deletions(-)
       ---
 (DIR) diff --git a/lchat.c b/lchat.c
       @@ -121,7 +121,7 @@ line_output(struct slackline *sl, char *file)
        static void
        usage(void)
        {
       -        fprintf(stderr, "lchar [-aeh] [-n lines] [-p prompt] [-t title] [-i in]"
       +        fprintf(stderr, "lchat [-aeh] [-n lines] [-p prompt] [-t title] [-i in]"
                    " [-o out] [directory]\n");
                exit(EXIT_FAILURE);
        }
       @@ -329,7 +329,7 @@ main(int argc, char *argv[])
                        if (pfd[1].revents & POLLERR || pfd[1].revents & POLLNVAL)
                                errx(EXIT_FAILURE, "backend error");
        
       -                /* handle backend intput */
       +                /* handle backend input */
                        if (pfd[1].revents & POLLIN) {
                                char buf[BUFSIZ];
                                ssize_t n = read(pfd[1].fd, buf, sizeof buf);