All symbols starting with `o' in 321/linux

• old_mouse_x 321/linux/gl_glx.c:77
• old_mouse_y 321/linux/gl_glx.c:77
• op 321/linux/qgl_linux.c:59
• opcode 321/linux/qgl_linux.c:220
• OPENGL_MENU 321/linux/vid_menu.c:55
• order 321/linux/qgl_linux.c:221
• out 321/linux/r_aclipa.s:19