* configure.ac: Avoid compiler warnings about default return

type in function definitions and unused variables in tests.
* src/who.c (print_user) [HAVE_UT_HOST]: hostlen is only needed
if this is #defined.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/who.c b/src/who.c
index 211b08fb7..db3af6e18 100644
--- a/src/who.c
+++ b/src/who.c
@@ -320,7 +320,9 @@ print_user (const STRUCT_UTMP *utmp_ent, time_t boottime)
   char mesg;
   char idlestr[IDLESTR_LEN + 1];
   static char *hoststr;
+#if HAVE_UT_HOST
   static size_t hostlen;
+#endif
 
 #define DEV_DIR_WITH_TRAILING_SLASH "/dev/"
 #define DEV_DIR_LEN (sizeof (DEV_DIR_WITH_TRAILING_SLASH) - 1)