diff --git a/src/session_server_ssh.c b/src/session_server_ssh.c
index 412fbac..215d2c6 100644
--- a/src/session_server_ssh.c
+++ b/src/session_server_ssh.c
@@ -14,21 +14,25 @@
 
 #define _GNU_SOURCE
 
+#include "config.h" /* Expose HAVE_SHADOW and HAVE_CRYPT */
+
+#ifdef HAVE_SHADOW
+    #include <shadow.h>
+#endif
+#ifdef HAVE_CRYPT
+    #include <crypt.h>
+#endif
+
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <pwd.h>
-#ifndef __APPLE__
-#include <shadow.h>
-#include <crypt.h>
-#endif
 #include <errno.h>
 #include <time.h>
 #include <fcntl.h>
 #include <unistd.h>
 
-#include "config.h"
 #include "session_server.h"
 #include "session_server_ch.h"
 #include "libnetconf.h"
@@ -664,7 +668,7 @@
 static char *
 auth_password_get_pwd_hash(const char *username)
 {
-#ifndef __APPLE__
+#ifdef HAVE_SHADOW
     struct passwd *pwd, pwd_buf;
     struct spwd *spwd, spwd_buf;
     char *pass_hash = NULL, buf[256];
@@ -676,7 +680,11 @@
     }
 
     if (!strcmp(pwd->pw_passwd, "x")) {
-        getspnam_r(username, &spwd_buf, buf, 256, &spwd);
+        #ifndef __QNXNTO__
+            getspnam_r(username, &spwd_buf, buf, 256, &spwd);
+        #else
+            spwd = getspnam_r(username, &spwd_buf, buf, 256);
+        #endif
         if (!spwd) {
             VRB("Failed to retrieve the shadow entry for \"%s\".", username);
             return NULL;