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Use NULL instead of 0 for pointers.

Browse source 
strchr(3) will return NULL if the character does not appear in the
string.

MFC after:	2 weeks.
This commit is contained in:
Marcelo Araujo 2016-04-18 14:44:01 +00:00
parent 5eadfbfcd0
commit 7a4b1114b1
1 changed files with 2 additions and 2 deletions
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4
usr.bin/finger/net.c
View file

@ -68,7 +68,7 @@ netfinger(char *name)
static struct addrinfo hint;
host = strrchr(name, '@');
if (host == 0)
if (host == NULL)
return;
*host++ = '\0';
signal(SIGALRM, cleanup);
@ -92,7 +92,7 @@ netfinger(char *name)
else
printf("[%s]\n", ai0->ai_canonname);
for (ai = ai0; ai != 0; ai = ai->ai_next) {
for (ai = ai0; ai != NULL; ai = ai->ai_next) {
if (multi)
trying(ai);