Fix/cleanup includes a bit

include/backend/drm/fb.h

@@ -2,6 +2,10 @@
 #define BACKEND_DRM_FB_H
 
 #include <stdbool.h>
+#include <stdint.h>
+#include <wlr/util/addon.h>
+
+struct wlr_drm_format_set;
 
 struct wlr_drm_fb {
 	struct wlr_buffer *wlr_buf;

include/backend/libinput.h

@@ -12,8 +12,6 @@
 #include <wlr/types/wlr_tablet_tool.h>
 #include <wlr/types/wlr_touch.h>
 
-#include "config.h"
-
 struct wlr_libinput_backend {
 	struct wlr_backend backend;
 

include/render/gles2.h

@@ -5,7 +5,6 @@
 #include <GLES2/gl2ext.h>
 #include <stdbool.h>
 #include <stdint.h>
-#include <string.h>
 #include <time.h>
 #include <wlr/render/egl.h>
 #include <wlr/render/gles2.h>

include/types/wlr_region.h

@@ -1,6 +1,8 @@
 #ifndef TYPES_WLR_REGION_H
 #define TYPES_WLR_REGION_H
 
+#include <stdint.h>
+
 struct wl_client;
 
 /*

include/wlr/types/wlr_ext_image_copy_capture_v1.h

@@ -9,10 +9,13 @@
 #ifndef WLR_TYPES_WLR_EXT_IMAGE_COPY_CAPTURE_V1_H
 #define WLR_TYPES_WLR_EXT_IMAGE_COPY_CAPTURE_V1_H
 
+#include <pixman.h>
 #include <wayland-server.h>
 #include <time.h>
 #include "ext-image-copy-capture-v1-protocol.h"
 
+struct wlr_renderer;
+
 struct wlr_ext_image_copy_capture_manager_v1 {
 	struct wl_global *global;
 

include/wlr/types/wlr_input_method_v2.h

@@ -9,7 +9,6 @@
 #ifndef WLR_TYPES_WLR_INPUT_METHOD_V2_H
 #define WLR_TYPES_WLR_INPUT_METHOD_V2_H
 #include <stdint.h>
-#include <stdlib.h>
 #include <wayland-server-core.h>
 #include <wlr/types/wlr_seat.h>
 #include <wlr/util/box.h>

include/wlr/types/wlr_output_swapchain_manager.h

@@ -13,6 +13,7 @@
 
 struct wlr_backend;
 struct wlr_backend_output_state;
+struct wlr_output;
 
 /**
  * Helper to allocate swapchains for mode-setting.

include/wlr/types/wlr_presentation_time.h

@@ -11,7 +11,6 @@
 
 #include <stdbool.h>
 #include <stddef.h>
-#include <time.h>
 #include <wayland-server-core.h>
 
 struct wlr_surface;