* configure.in, src/login.c: Do not use HAVE_PAM_FAIL_DELAY, but

HAS_PAM_FAIL_DELAY, to avoid a redefinition with Linux PAM.

src/login.c

@@ -645,7 +645,7 @@ int main (int argc, char **argv)
 		PAM_FAIL_CHECK;
 		retcode = pam_set_item (pamh, PAM_TTY, tty);
 		PAM_FAIL_CHECK;
-#ifdef HAVE_PAM_FAIL_DELAY
+#ifdef HAS_PAM_FAIL_DELAY
 		retcode = pam_fail_delay (pamh, 1000000 * delay);
 		PAM_FAIL_CHECK;
 #endif
@@ -691,7 +691,7 @@ int main (int argc, char **argv)
 			  failed = false;
 
 			  failcount++;
-#ifdef HAVE_PAM_FAIL_DELAY
+#ifdef HAS_PAM_FAIL_DELAY
 			  if (delay > 0) {
 			    retcode = pam_fail_delay(pamh, 1000000*delay);
 			  }