https://bugs.gentoo.org/503424#c5
https://sourceforge.net/p/pam-ssh/bugs/16/

--- a/pam_ssh.c
+++ b/pam_ssh.c
@@ -867,6 +867,7 @@
 	int attempt;      /* No. of attempt to contact agent */
 	const char *user;               /* username */
 	struct options options;         /* PAM options */
+	struct stat sb;			/* to check for existing .ssh */
 
 #if HAVE_PAM_STRUCT_OPTIONS || !HAVE_PAM_STD_OPTION
 	memset(&options, 0, sizeof options);
@@ -916,7 +917,7 @@
 		openpam_restore_cred(pamh);
 		return PAM_SERVICE_ERR;
 	}
-	if ((access(dotdir,F_OK)) == -1) {
+	if (stat(dotdir, &sb) == -1) {
 		pam_ssh_log(LOG_DEBUG, "inexistent configuration directory");
 		free(dotdir);
 		openpam_restore_cred(pamh);