diff --git a/source/blender/blenloader/intern/writefile.cc b/source/blender/blenloader/intern/writefile.cc
index 85c4dea5812..e8b250f2d0f 100644
--- a/source/blender/blenloader/intern/writefile.cc
+++ b/source/blender/blenloader/intern/writefile.cc
@@ -1020,7 +1020,7 @@ static void write_libraries(WriteData *wd, Main *main)
 }
 
 #ifdef WITH_BUILDINFO
-extern "C" unsigned long build_commit_timestamp;
+extern "C" ulong build_commit_timestamp;
 extern "C" char build_hash[];
 #endif
 
diff --git a/source/blender/editors/space_view3d/view3d_navigate_view_all.cc b/source/blender/editors/space_view3d/view3d_navigate_view_all.cc
index d7aa770f805..637212da621 100644
--- a/source/blender/editors/space_view3d/view3d_navigate_view_all.cc
+++ b/source/blender/editors/space_view3d/view3d_navigate_view_all.cc
@@ -285,7 +285,7 @@ void VIEW3D_OT_view_all(wmOperatorType *ot)
 
   /* properties */
   view3d_operator_properties_common(ot, V3D_OP_PROP_USE_ALL_REGIONS);
-  RNA_def_boolean(ot->srna, "center", 0, "Center", "");
+  RNA_def_boolean(ot->srna, "center", false, "Center", "");
 }
 
 /** \} */
@@ -412,7 +412,7 @@ static int viewselected_exec(bContext *C, wmOperator *op)
     BKE_paint_stroke_get_average(scene, ob_eval, min);
     copy_v3_v3(max, min);
     ok = true;
-    ok_dist = 0; /* don't zoom */
+    ok_dist = false; /* don't zoom */
   }
   else {
     LISTBASE_FOREACH (Base *, base_eval, BKE_view_layer_object_bases_get(view_layer_eval)) {
@@ -423,7 +423,7 @@ static int viewselected_exec(bContext *C, wmOperator *op)
           continue;
         }
         view3d_object_calc_minmax(depsgraph, scene, base_eval->object, only_center, min, max);
-        ok = 1;
+        ok = true;
       }
     }
   }
diff --git a/source/blender/editors/space_view3d/view3d_navigate_view_axis.cc b/source/blender/editors/space_view3d/view3d_navigate_view_axis.cc
index 7078791d8aa..eb55f4217a1 100644
--- a/source/blender/editors/space_view3d/view3d_navigate_view_axis.cc
+++ b/source/blender/editors/space_view3d/view3d_navigate_view_axis.cc
@@ -193,10 +193,10 @@ void VIEW3D_OT_view_axis(wmOperatorType *ot)
   RNA_def_property_translation_context(ot->prop, BLT_I18NCONTEXT_EDITOR_VIEW3D);
 
   prop = RNA_def_boolean(
-      ot->srna, "align_active", 0, "Align Active", "Align to the active object's axis");
+      ot->srna, "align_active", false, "Align Active", "Align to the active object's axis");
   RNA_def_property_flag(prop, PROP_SKIP_SAVE);
   prop = RNA_def_boolean(
-      ot->srna, "relative", 0, "Relative", "Rotate relative to the current orientation");
+      ot->srna, "relative", false, "Relative", "Rotate relative to the current orientation");
   RNA_def_property_flag(prop, PROP_SKIP_SAVE);
 }
 
diff --git a/source/blender/editors/space_view3d/view3d_navigate_view_dolly.cc b/source/blender/editors/space_view3d/view3d_navigate_view_dolly.cc
index 8d0f2d69429..975c1b72d46 100644
--- a/source/blender/editors/space_view3d/view3d_navigate_view_dolly.cc
+++ b/source/blender/editors/space_view3d/view3d_navigate_view_dolly.cc
@@ -333,7 +333,7 @@ void VIEW3D_OT_dolly(wmOperatorType *ot)
 ViewOpsType ViewOpsType_dolly = {
     /*flag*/ (VIEWOPS_FLAG_DEPTH_NAVIGATE | VIEWOPS_FLAG_ZOOM_TO_MOUSE),
     /*idname*/ "VIEW3D_OT_dolly",
+    /*poll_fn*/ nullptr,
     /*init_fn*/ nullptr,
     /*apply_fn*/ nullptr,
-    /*cancel_fn*/ nullptr,
 };
diff --git a/source/blender/editors/space_view3d/view3d_navigate_view_roll.cc b/source/blender/editors/space_view3d/view3d_navigate_view_roll.cc
index d2be02c479f..1e2ba04f990 100644
--- a/source/blender/editors/space_view3d/view3d_navigate_view_roll.cc
+++ b/source/blender/editors/space_view3d/view3d_navigate_view_roll.cc
@@ -303,7 +303,7 @@ void VIEW3D_OT_view_roll(wmOperatorType *ot)
 const ViewOpsType ViewOpsType_roll = {
     /*flag*/ (VIEWOPS_FLAG_ORBIT_SELECT),
     /*idname*/ "VIEW3D_OT_view_roll",
+    /*poll_fn*/ nullptr,
     /*init_fn*/ nullptr,
     /*apply_fn*/ nullptr,
-    /*cancel_fn*/ nullptr,
 };
diff --git a/source/blender/editors/transform/transform_ops.cc b/source/blender/editors/transform/transform_ops.cc
index b70b0c7c0ce..2ad072e66e3 100644
--- a/source/blender/editors/transform/transform_ops.cc
+++ b/source/blender/editors/transform/transform_ops.cc
@@ -803,7 +803,7 @@ void Transform_Properties(wmOperatorType *ot, int flags)
 
   if (flags & P_VIEW3D_ALT_NAVIGATION) {
     prop = RNA_def_boolean(
-        ot->srna, "alt_navigation", 0, "Transform Navigation with Alt", nullptr);
+        ot->srna, "alt_navigation", false, "Transform Navigation with Alt", nullptr);
     RNA_def_property_flag(prop, PROP_HIDDEN);
   }
 
diff --git a/source/creator/buildinfo.c b/source/creator/buildinfo.c
index e9e0cdf7062..17e182f98fd 100644
--- a/source/creator/buildinfo.c
+++ b/source/creator/buildinfo.c
@@ -6,6 +6,8 @@
  * \ingroup creator
  */
 
+#include "BLI_sys_types.h"
+
 #ifdef WITH_BUILDINFO_HEADER
 #  include "buildinfo.h"
 #endif
@@ -15,7 +17,7 @@
 extern char build_date[];
 extern char build_time[];
 extern char build_hash[];
-extern unsigned long build_commit_timestamp;
+extern ulong build_commit_timestamp;
 extern char build_commit_date[];
 extern char build_commit_time[];
 extern char build_branch[];
@@ -30,7 +32,7 @@ extern char build_system[];
 char build_date[] = BUILD_DATE;
 char build_time[] = BUILD_TIME;
 char build_hash[] = BUILD_HASH;
-unsigned long build_commit_timestamp = BUILD_COMMIT_TIMESTAMP;
+ulong build_commit_timestamp = BUILD_COMMIT_TIMESTAMP;
 char build_commit_date[16] = "\0";
 char build_commit_time[16] = "\0";
 char build_branch[] = BUILD_BRANCH;