Fixes for Mac OS X

include/osg/Vec2

@@ -136,7 +136,7 @@ class Vec2
         /// Length of the vector = sqrt( vec . vec )
 	inline float length() const
 	{
-	    return sqrtf( _v[0]*_v[0] + _v[1]*_v[1] );
+	    return sqrt( _v[0]*_v[0] + _v[1]*_v[1] );
 	}
 
         /// Length squared of the vector = vec . vec

include/osgDB/Field

@@ -55,7 +55,7 @@ class OSGDB_EXPORT Field
             REAL,
             INTEGER,
             BLANK,
-            UNINTIALISED
+            UNINITIALISED
         };
 
         FieldType getFieldType() const;