Defines starting with `p' in 321/client

• PAINTBUFFER_SIZE 321/client/snd_mix.c:25
• PLAYER_MULT 321/client/cl_main.c:1109
• pl_dist 321/client/asm_i386.h:21
• pl_normal 321/client/asm_i386.h:20
• pl_pad 321/client/asm_i386.h:24
• pl_signbits 321/client/asm_i386.h:23
• pl_size 321/client/asm_i386.h:25
• pl_type 321/client/asm_i386.h:22
• POWERSUIT_SCALE 321/client/ref.h:30
• psp_left 321/client/asm_i386.h:73
• psp_right 321/client/asm_i386.h:74
• psp_size 321/client/asm_i386.h:75