Remove useless checks.

diff --git a/configure.ac b/configure.ac
index 7d16b7f25c92543517e5c4367c7551b70d515c3c..26dc52905ea5fe7d05cc19190ddf22115884a79f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -644,11 +644,7 @@ dnl# --------------------------------------------------------------------------
 AC_TYPE_SIGNAL
 dnl> AC_FUNC_VPRINTF
 
-AC_CHECK_FUNCS( \
-       unsetenv \
-       setutent \
-       on_exit \
-)
+AC_CHECK_FUNCS(unsetenv)
 
 UTMP_CHECK