1/:#if.*[ \t]*KPROF/d
2/:#if.*[ \t]*PGINPROF/d
3/:#if.*[ \t]*TRACE/d
4/:#if.*[ \t]*lint/d
5/:#if.*[ \t]*notdef/d
6/:#if.*[ \t]*unneeded/d
7/:#if.*[ \t]*vax/d
8/:#if.*[ \t]*TCPTRUEOOB/d
9/:#if.*[ \t]*notyet/d
10/:#if.*[ \t]*_KERNEL/d
11/:#if.*[ \t]*_LOCORE/d
12