rotate_matrix    3708 src/dispextern.h void rotate_matrix (struct glyph_matrix *, int, int, int);
rotate_matrix    21022 src/xdisp.c    	  rotate_matrix (w->current_matrix,
rotate_matrix    21206 src/xdisp.c          rotate_matrix (w->current_matrix,
rotate_matrix    22230 src/xdisp.c          rotate_matrix (current_matrix, first_unchanged_at_end_vpos + dvpos,
rotate_matrix    22237 src/xdisp.c          rotate_matrix (current_matrix, first_unchanged_at_end_vpos,