diff --git a/sample.c b/sample.c
index 1d0b3670..fbf5bef0 100644
--- a/sample.c
+++ b/sample.c
@@ -24,6 +24,7 @@ clients must be made or how a client should react.
 #ifdef HAVE_PTY_H
 #include <pty.h>
 #endif
+#include <sys/ioctl.h>
 #include <signal.h>
 #include <errno.h>
 #include <libssh/libssh.h>
diff --git a/sftp_server/userauth.c b/sftp_server/userauth.c
index 892b485e..e978ed02 100644
--- a/sftp_server/userauth.c
+++ b/sftp_server/userauth.c
@@ -29,7 +29,7 @@ MA 02111-1307, USA. */
   #ifdef HAVE_PAM_PAM_APPL_H
     #include <pam/pam_appl.h>
   #else
-    #error your system has'nt PAM development files installed
+    #error "your system has'nt PAM development files installed"
   #endif
 #endif