diff --git a/dlls/dinput/joystick/linux.c b/dlls/dinput/joystick/linux.c
index 4bf7090c0d7..79d2e3aaa10 100644
--- a/dlls/dinput/joystick/linux.c
+++ b/dlls/dinput/joystick/linux.c
@@ -20,6 +20,7 @@
  */
 
 #include "config.h"
+#include "wine/port.h"
 
 #ifdef HAVE_LINUX_22_JOYSTICK_API
 
diff --git a/dlls/dinput/joystick/linuxinput.c b/dlls/dinput/joystick/linuxinput.c
index 2f3dbaa6db7..f70cc9e3b66 100644
--- a/dlls/dinput/joystick/linuxinput.c
+++ b/dlls/dinput/joystick/linuxinput.c
@@ -20,6 +20,7 @@
  */
 
 #include "config.h"
+#include "wine/port.h"
 
 #ifdef HAVE_LINUX_INPUT_H
 
diff --git a/dlls/dinput/keyboard/main.c b/dlls/dinput/keyboard/main.c
index ce33d1ad708..ec1babaaa4d 100644
--- a/dlls/dinput/keyboard/main.c
+++ b/dlls/dinput/keyboard/main.c
@@ -20,6 +20,8 @@
  */
 
 #include "config.h"
+#include "wine/port.h"
+
 #include <string.h>
 #ifdef HAVE_SYS_ERRNO_H
 # include <sys/errno.h>
diff --git a/dlls/dinput/mouse/main.c b/dlls/dinput/mouse/main.c
index a596ad69372..22a1dffaf1a 100644
--- a/dlls/dinput/mouse/main.c
+++ b/dlls/dinput/mouse/main.c
@@ -20,6 +20,8 @@
  */
 
 #include "config.h"
+#include "wine/port.h"
+
 #include <string.h>
 #ifdef HAVE_SYS_ERRNO_H
 # include <sys/errno.h>