Variables starting with `o' in 321/win32

• old_mouse_x 321/win32/in_win.c:121
• old_mouse_y 321/win32/in_win.c:121
• old_x 321/win32/in_win.c:123
• old_y 321/win32/in_win.c:123
• op 321/win32/qgl_win.c:63
• opcode 321/win32/qgl_win.c:224
• order 321/win32/qgl_win.c:225
• originalmouseparms 321/win32/in_win.c:129