diff --git a/source/blender/blenkernel/BKE_colortools.h b/source/blender/blenkernel/BKE_colortools.h
index 21d8ed209ee..11c5e51b2c1 100644
--- a/source/blender/blenkernel/BKE_colortools.h
+++ b/source/blender/blenkernel/BKE_colortools.h
@@ -35,6 +35,16 @@ struct Histogram;
 struct ImBuf;
 struct rctf;
 
+#if defined _WIN32
+#   define DO_INLINE __inline
+#elif defined (__sgi)
+#   define DO_INLINE
+#elif defined (__sun) || defined (__sun__)
+#   define DO_INLINE
+#else
+#   define DO_INLINE static inline
+#endif
+
 typedef enum CurveMappingPreset {
 	CURVE_PRESET_LINE,
 	CURVE_PRESET_SHARP,
diff --git a/source/blender/blenkernel/intern/colortools.c b/source/blender/blenkernel/intern/colortools.c
index ceab3eb259a..e29d908411c 100644
--- a/source/blender/blenkernel/intern/colortools.c
+++ b/source/blender/blenkernel/intern/colortools.c
@@ -880,7 +880,7 @@ void curvemapping_table_RGBA(CurveMapping *cumap, float **array, int *size)
 
 /* ***************** Histogram **************** */
 
-static inline int get_bin_float(float f)
+DO_INLINE int get_bin_float(float f)
 {
 	CLAMP(f, 0.0, 1.0);