Variables starting with `o' in jagdoom

• o_cursor1 src/o_main.c:69
• o_cursor2 src/o_main.c:69
• oldbottom src/r_phase7.gas:384
• old_channels src/sound.h:77
• old_channels_time src/sound.h:78
• oldplayerx src/am_main.c:25
• oldplayery src/am_main.c:26
• oldsfxvolume src/s_sound.c:16
• oldticbuttons src/d_main.c:239
• oldtop src/r_phase7.gas:370
• onground src/p_user.c:331
• open src/r_phase7.gas:368
• openbottom src/p_local.h:166
• openings src/r_local.h:372
• openrange src/p_local.h:166
• opentop src/p_local.h:166
• o_slider src/o_main.c:70
• o_slidertrack src/o_main.c:70
• output src/dspbase.gas:69