Merge pull request #5154 from thinkyhead/rc_bilinear_splits

Don't define bilinear_line_to_destination on kinematic setups

Marlin/Marlin_main.cpp

     mesh_line_to_destination(fr_mm_s, x_splits, y_splits);
   }
 
-#elif ENABLED(AUTO_BED_LEVELING_BILINEAR)
+#elif ENABLED(AUTO_BED_LEVELING_BILINEAR) && !IS_KINEMATIC
 
   #define CELL_INDEX(A,V) ((RAW_##A##_POSITION(V) - bilinear_start[A##_AXIS]) / bilinear_grid_spacing[A##_AXIS])
 
     return true;
   }
 
-#else
+#else // !IS_KINEMATIC
 
   /**
    * Prepare a linear move in a Cartesian setup.