--- /dev/null
+--- a/pam.c 2016-12-01 14:29:27.453904230 -0500
++++ b/pam.c 2016-12-01 14:27:26.496109755 -0500
+@@ -227,8 +227,13 @@
+ PHP_FUNCTION(pam_auth)
+ {
+ char *username, *password;
++#if PHP_MAJOR_VERSION >= 7
++ size_t username_len, password_len;
++ zval *status = NULL, *server, *remote_addr;
++#else
+ int username_len, password_len;
+ zval *status = NULL, **server, **remote_addr;
++#endif
+ zend_bool checkacctmgmt = 1;
+
+ pam_auth_t userinfo = {NULL, NULL};
+@@ -248,22 +253,37 @@
+ if (status) {
+ spprintf(&error_msg, 0, "%s (in %s)", (char *) pam_strerror(pamh, result), "pam_start");
+ zval_dtor(status);
++#if PHP_MAJOR_VERSION >= 7
++ ZVAL_STRING(status, error_msg);
++ efree(error_msg);
++#else
+ ZVAL_STRING(status, error_msg, 0);
++#endif
+ }
+ RETURN_FALSE;
+ }
+
++#if PHP_MAJOR_VERSION >= 7
++ if ((remote_addr = zend_hash_str_find(Z_ARR(PG(http_globals)[TRACK_VARS_SERVER]), "REMOTE_ADDR", sizeof("REMOTE_ADDR")-1)) != NULL && Z_TYPE_P(remote_addr) == IS_STRING) {
++ pam_set_item(pamh, PAM_RHOST, Z_STRVAL_P(remote_addr));
++#else
+ if (zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **)&server) == SUCCESS && Z_TYPE_PP(server) == IS_ARRAY) {
+ if (zend_hash_find(Z_ARRVAL_PP(server), "REMOTE_ADDR", sizeof("REMOTE_ADDR"), (void **)&remote_addr) == SUCCESS && Z_TYPE_PP(remote_addr) == IS_STRING) {
+ pam_set_item(pamh, PAM_RHOST, Z_STRVAL_PP(remote_addr));
+ }
++#endif
+ }
+
+ if ((result = pam_authenticate(pamh, PAM_DISALLOW_NULL_AUTHTOK)) != PAM_SUCCESS) {
+ if (status) {
+ spprintf(&error_msg, 0, "%s (in %s)", (char *) pam_strerror(pamh, result), "pam_authenticate");
+ zval_dtor(status);
++#if PHP_MAJOR_VERSION >= 7
++ ZVAL_STRING(status, error_msg);
++ efree(error_msg);
++#else
+ ZVAL_STRING(status, error_msg, 0);
++#endif
+ }
+ pam_end(pamh, PAM_SUCCESS);
+ RETURN_FALSE;
+@@ -274,7 +294,12 @@
+ if (status) {
+ spprintf(&error_msg, 0, "%s (in %s)", (char *) pam_strerror(pamh, result), "pam_acct_mgmt");
+ zval_dtor(status);
++#if PHP_MAJOR_VERSION >= 7
++ ZVAL_STRING(status, error_msg);
++ efree(error_msg);
++#else
+ ZVAL_STRING(status, error_msg, 0);
++#endif
+ }
+ pam_end(pamh, PAM_SUCCESS);
+ RETURN_FALSE;
+@@ -291,7 +316,11 @@
+ PHP_FUNCTION(pam_chpass)
+ {
+ char *username, *oldpass, *newpass;
++#if PHP_MAJOR_VERSION >= 7
++ size_t username_len, oldpass_len, newpass_len;
++#else
+ int username_len, oldpass_len, newpass_len;
++#endif
+ zval *status = NULL;
+
+ pam_chpass_t userinfo = {NULL, NULL, NULL, 0};
+@@ -312,7 +341,12 @@
+ if (status) {
+ spprintf(&error_msg, 0, "%s (in %s)", (char *) pam_strerror(pamh, result), "pam_start");
+ zval_dtor(status);
++#if PHP_MAJOR_VERSION >= 7
++ ZVAL_STRING(status, error_msg);
++ efree(error_msg);
++#else
+ ZVAL_STRING(status, error_msg, 0);
++#endif
+ }
+ RETURN_FALSE;
+ }
+@@ -321,7 +355,12 @@
+ if (status) {
+ spprintf(&error_msg, 0, "%s (in %s)", (char *) pam_strerror(pamh, result), "pam_authenticate");
+ zval_dtor(status);
++#if PHP_MAJOR_VERSION >= 7
++ ZVAL_STRING(status, error_msg);
++ efree(error_msg);
++#else
+ ZVAL_STRING(status, error_msg, 0);
++#endif
+ }
+ pam_end(pamh, PAM_SUCCESS);
+ RETURN_FALSE;
+@@ -331,7 +370,12 @@
+ if (status) {
+ spprintf(&error_msg, 0, "%s (in %s)", (char *) pam_strerror(pamh, result), "pam_chauthtok");
+ zval_dtor(status);
++#if PHP_MAJOR_VERSION >= 7
++ ZVAL_STRING(status, error_msg);
++ efree(error_msg);
++#else
+ ZVAL_STRING(status, error_msg, 0);
++#endif
+ }
+ pam_end(pamh, PAM_SUCCESS);
+ RETURN_FALSE;