compressor        187 include/linux/isdn_ppp.h   struct isdn_ppp_compressor *compressor,*decompressor;
compressor        104 include/linux/ppp-comp.h extern int ppp_register_compressor(struct compressor *);
compressor        105 include/linux/ppp-comp.h extern void ppp_unregister_compressor(struct compressor *);