Defines starting with `h' in Net2

• HANDSPREAD arch/i386/include/vmparam.h:180
• HASBUF sys/namei.h:120
• HASHFRACTION sys/gprof.h:84
• HDHEADERLN netccitt/hdlc.h:92
• HDLC netccitt/ccitt_proto.c:40
• HDLCPROTO_LAP netccitt/x25.h:53
• HDLCPROTO_LAPB netccitt/x25.h:54
• HDLCPROTO_LAPD netccitt/x25.h:56
• HDLCPROTO_UNSET netccitt/x25.h:55
• HEADER netiso/xebec/main.c:81
• HF_DEAD netimp/if_imphost.h:65
• HF_INUSE netimp/if_imphost.h:64
• HF_UNREACH netimp/if_imphost.h:66
• HIGH_NIBBLE netiso/if_cons.c:192
• HIGHPAGES arch/i386/include/vmparam.h:59
• HISTCOUNTER sys/gprof.h:45
• HISTFRACTION sys/gprof.h:51
• HOSTDEADTIMER netimp/if_imp.c:87
• HOSTTIMER netimp/if_imphost.h:68
• HPEXT_DXSAP netrmp/rmp.h:65
• HPEXT_SXSAP netrmp/rmp.h:66
• HPMBUF netimp/if_imphost.h:93
• HUPCL sys/termios.h:133
• HZ conf/param.c:63