diff --git a/source/blender/blenkernel/intern/armature.c b/source/blender/blenkernel/intern/armature.c
index 4ea02565b9b..9462c508084 100644
--- a/source/blender/blenkernel/intern/armature.c
+++ b/source/blender/blenkernel/intern/armature.c
@@ -243,25 +243,6 @@ Bone *get_named_bone (bArmature *arm, const char *name)
 	return bone;
 }
 
-static char *strcasestr_(register char *s, register char *find)
-{
-    register char c, sc;
-    register size_t len;
-	
-    if ((c = *find++) != 0) {
-		c= tolower(c);
-		len = strlen(find);
-		do {
-			do {
-				if ((sc = *s++) == 0)
-					return (NULL);
-				sc= tolower(sc);
-			} while (sc != c);
-		} while (BLI_strncasecmp(s, find, len) != 0);
-		s--;
-    }
-    return ((char *) s);
-}
 
 #define IS_SEPARATOR(a)	(a=='.' || a==' ' || a=='-' || a=='_')
 
@@ -340,7 +321,7 @@ void bone_flip_name (char *name, int strip_number)
 	}
 	else if(len > 5) {
 		/* hrms, why test for a separator? lets do the rule 'ultimate left or right' */
-		index = strcasestr_(prefix, "right");
+		index = BLI_strcasestr(prefix, "right");
 		if (index==prefix || index==prefix+len-5) {
 			if(index[0]=='r') 
 				strcpy (replace, "left");
@@ -354,7 +335,7 @@ void bone_flip_name (char *name, int strip_number)
 			strcpy (suffix, index+5);
 		}
 		else {
-			index = strcasestr_(prefix, "left");
+			index = BLI_strcasestr(prefix, "left");
 			if (index==prefix || index==prefix+len-4) {
 				if(index[0]=='l') 
 					strcpy (replace, "right");
diff --git a/source/blender/blenlib/BLI_blenlib.h b/source/blender/blenlib/BLI_blenlib.h
index 564b250da81..1a35cad3a03 100644
--- a/source/blender/blenlib/BLI_blenlib.h
+++ b/source/blender/blenlib/BLI_blenlib.h
@@ -349,6 +349,7 @@ void BLI_setErrorCallBack(void (*f)(char*));
  */
 void BLI_setInterruptCallBack(int (*f)(void));
 
+char *BLI_strcasestr(const char *s, const char *find);
 int BLI_strcasecmp(const char *s1, const char *s2);
 int BLI_strncasecmp(const char *s1, const char *s2, int n);
 void BLI_timestr(double time, char *str);
diff --git a/source/blender/blenlib/intern/util.c b/source/blender/blenlib/intern/util.c
index b26f9b5b3d8..39ddc8d2bbd 100644
--- a/source/blender/blenlib/intern/util.c
+++ b/source/blender/blenlib/intern/util.c
@@ -1382,6 +1382,28 @@ char* BLI_getbundle(void) {
 }
 #endif
 
+/* strcasestr not available in MSVC */
+char *BLI_strcasestr(const char *s, const char *find)
+{
+    register char c, sc;
+    register size_t len;
+	
+    if ((c = *find++) != 0) {
+		c= tolower(c);
+		len = strlen(find);
+		do {
+			do {
+				if ((sc = *s++) == 0)
+					return (NULL);
+				sc= tolower(sc);
+			} while (sc != c);
+		} while (BLI_strncasecmp(s, find, len) != 0);
+		s--;
+    }
+    return ((char *) s);
+}
+
+
 int BLI_strcasecmp(const char *s1, const char *s2) {
 	int i;
 
diff --git a/source/blender/src/outliner.c b/source/blender/src/outliner.c
index 640958bd3ed..673ee677be6 100644
--- a/source/blender/src/outliner.c
+++ b/source/blender/src/outliner.c
@@ -1910,11 +1910,11 @@ static TreeElement *outliner_find_named(SpaceOops *soops, ListBase *lb, char *na
 		
 		/* determine if match */
 		if(flags==OL_FIND)
-			found= strcasestr(te->name, name)!=NULL;
+			found= BLI_strcasestr(te->name, name)!=NULL;
 		else if(flags==OL_FIND_CASE)
 			found= strstr(te->name, name)!=NULL;
 		else if(flags==OL_FIND_COMPLETE)
-			found= strcasecmp(te->name, name)==0;
+			found= BLI_strcasecmp(te->name, name)==0;
 		else
 			found= strcmp(te->name, name)==0;