--- /var/tmp/auth-pam.c.orig 2018-01-24 21:26:06.262178266 +0200
+++ auth-pam.c 2018-01-25 01:23:14.669019911 +0200
@@ -110,6 +110,8 @@

     char username[128];
     char password[128];
+    char untrusted_ip[128];
+    char untrusted_ip6[128];
     char common_name[128];

     const struct name_value_list *name_value_list;
@@ -451,6 +453,8 @@
         /* get username/password from envp string array */
         const char *username = get_env("username", envp);
         const char *password = get_env("password", envp);
+        const char *untrusted_ip = get_env ("untrusted_ip", envp) ?
get_env("untrusted_ip", envp) : "";
+        const char *untrusted_ip6 = get_env ("untrusted_ip6", envp) ?
get_env("untrusted_ip6", envp) : "";
         const char *common_name = get_env("common_name", envp) ?