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ulong FPcontrol(ulong,ulong);
ulong FPstatus(ulong,ulong);
void FPsave(void*);
void FPrestore(void*);
void Sleep(Rendez*, int (*)(void*), void*);
int Wakeup(Rendez*);
void FPinit(void);
void addprog(Proc*);
Block* adjustblock(Block*, int);
Block* allocb(int);
Block* bl2mem(uchar*, Block*, int);
int blocklen(Block*);
char* c2name(Chan*);
int canlock(Lock*);
int canqlock(QLock*);
void cclose(Chan*);
void chandevinit(void);
void chanfree(Chan*);
Dir* chandirstat(Chan*);
void cinit(void);
char* clipread(void);
int clipwrite(char*);
void copen(Chan*);
void cmderror(Cmdbuf*, char*);
Block* concatblock(Block*);
int cread(Chan*, uchar*, int, vlong);
void cwrite(Chan*, uchar*, int, vlong);
Chan* cunique(Chan*);
void cupdate(Chan*, uchar*, int, vlong);
char* cleanname(char*);
Chan* cclone(Chan*);
void closeegrp(Egrp*);
void closefgrp(Fgrp*);
void closepgrp(Pgrp*);
void closesigs(Skeyset*);
int cmount(Chan*, Chan*, int, char*);
Chan* createdir(Chan*, Mhead*);
void cunmount(Chan*, Chan*);
int decref(Ref*);
long devbwrite(Chan*, Block*, ulong);
void devcreate(Chan*, char*, int, ulong);
void devdir(Chan*, Qid, char*, long, char*, long, Dir*);
long devdirread(Chan*, char*, long, Dirtab*, int, Devgen*);
void devinit(void);
int devno(int, int);
Dev* devbyname(char*);
void devpermcheck(char*, ulong, int);
void devremove(Chan*);
int devstat(Chan*, uchar*, int, Dirtab*, int, Devgen*);
int devwstat(Chan*, uchar*, int);
Chan* devattach(int, char*);
Block* devbread(Chan*, long, ulong);
Chan* devclone(Chan*);
Devgen devgen;
Chan* devopen(Chan*, int, Dirtab*, int, Devgen*);
Walkqid* devwalk(Chan*, Chan*, char**, int, Dirtab*, int, Devgen*);
void disfault(void*, char*);
void disinit(void*);
int domount(Chan**, Mhead**);
void drawqlock(void);
void drawqunlock(void);
Fgrp* dupfgrp(Fgrp*);
void egrpcpy(Egrp*, Egrp*);
int emptystr(char*);
void emuinit(void*);
int eqchan(Chan*, Chan*, int);
int eqqid(Qid, Qid);
void error(char*);
void errorf(char*, ...);
#pragma varargck argpos errorf 1
void excinit(void);
void exhausted(char*);
int export(int, char*, int);
Chan* fdtochan(Fgrp*, int, int, int, int);
int findmount(Chan**, Mhead**, int, int, Qid);
void freeb(Block*);
void freeblist(Block*);
void freeskey(Signerkey*);
ulong getcallerpc(void*);
ulong getFPcontrol(void);
ulong getFPstatus(void);
void gkbdputc(Queue*, int);
int incref(Ref*);
int iprint(char*, ...);
void isdir(Chan*);
int isdotdot(char*);
int iseve(void);
int kannounce(char*, char*);
int kdial(char*, char*, char*, int*);
int kproc(char*, void (*)(void*), void*, int);
int kfgrpclose(Fgrp*, int);
void ksetenv(char*, char*, int);
void kstrcpy(char*, char*, int);
void kstrdup(char**, char*);
long latin1(uchar*, int);
void libinit(char*);
void links(void);
void lock(Lock*);
Cmdtab* lookupcmd(Cmdbuf*, Cmdtab*, int);
Block* mem2bl(uchar*, int);
int memusehigh(void);
int memlow(void);
void mkqid(Qid*, vlong, ulong, int);
Qid mkuqid(Chan*, Uqid*);
Chan* mntauth(Chan*, char*);
long mntversion(Chan*, char*, int, int);
void mountfree(Mount*);
void mousetrack(int, int, int, int);
void muxclose(Mnt*);
Chan* namec(char*, int, int, ulong);
Chan* newchan(void);
Cname* newcname(char*);
Egrp* newegrp(void);
Fgrp* newfgrp(Fgrp*);
Mount* newmount(Mhead*, Chan*, int, char*);
Pgrp* newpgrp(void);
Proc* newproc(void);
void nexterror(void);
void notkilled(void);
int openmode(ulong);
void osblock(void);
void* oscmd(char**, int, char*, int*);
int oscmdwait(void*, char*, int);
int oscmdkill(void*);
void oscmdfree(void*);
void oserror(void);
void oserrstr(char*, uint);
void oslongjmp(void*, osjmpbuf, int);
long osmillisec(void);
int osmillisleep(ulong);
void osready(Proc*);
int limbosleep(ulong);
vlong osusectime(void);
Block* packblock(Block*);
Block* padblock(Block*, int);
void panic(char*, ...);
Cmdbuf* parsecmd(char*, int);
void pexit(char*, int);
void pgrpcpy(Pgrp*, Pgrp*);
int progfdprint(Chan*, int, int, char*, int);
void putenvq(char*, char*, int);
void putenvqv(char*, char**, int, int);
void putmhead(Mhead*);
Block* pullupblock(Block*, int);
Block* pullupqueue(Queue*, int);
void qaddlist(Queue*, Block*);
Block* qbread(Queue*, int);
long qbwrite(Queue*, Block*);
Queue* qbypass(void (*)(void*, Block*), void*);
int qcanread(Queue*);
void qclose(Queue*);
int qisclosed(Queue*);
int qconsume(Queue*, void*, int);
Block* qcopy(Queue*, int, ulong);
int qdiscard(Queue*, int);
void qflush(Queue*);
void qfree(Queue*);
int qfull(Queue*);
Block* qget(Queue*);
void qhangup(Queue*, char*);
int qiwrite(Queue*, void*, int);
int qlen(Queue*);
void qlock(QLock*);
void qnoblock(Queue*, int);
Queue* qopen(int, int, void (*)(void*), void*);
int qpass(Queue*, Block*);
int qproduce(Queue*, void*, int);
void qputback(Queue*, Block*);
long qread(Queue*, void*, int);
Block* qremove(Queue*);
void qreopen(Queue*);
void qsetlimit(Queue*, int);
int qstate(Queue*);
void qunlock(QLock*);
int qwindow(Queue*);
int qwrite(Queue*, void*, int);
ulong randomread(void *xp, ulong n);
void randominit(void);
int readkbd(void);
int readnum(ulong, char*, ulong, ulong, int);
int readnum_vlong(ulong, char*, ulong, vlong, int);
int readstr(ulong, char*, ulong, char*);
#define seconds() (osusectime()/1000000)
void seterror(char*, ...);
void setid(char*, int);
void setpointer(int, int);
char* skipslash(char*);
void srvrtinit(void);
void swiproc(Proc*, int);
Block* trimblock(Block*, int, int);
long unionread(Chan*, void*, long);
void unlock(Lock*);
Uqid* uqidalloc(Uqidtab*, Chan*);
void uqidinit(Uqidtab*);
void freeuqid(Uqidtab*, Uqid*);
void validname(char*, int);
void validstat(uchar*, int);
void validwstatname(char*);
void vmachine(void*);
int walk(Chan**, char**, int, int, int*);
void cleanexit(int);
void oshostintr(Proc*);
void osenter(void);
void osleave(void);
void oslopri(void);
void ospause(void);
void osyield(void);
void osreboot(char*, char**);
ulong poolmaxsize(void);
Pool* poolmk(char*, int, int, int);
void hnputv(void*, vlong);
void hnputl(void*, ulong);
void hnputs(void*, ushort);
vlong nhgetv(void*);
ulong nhgetl(void*);
ushort nhgets(void*);
void* smalloc(size_t);
void* kmalloc(size_t);
/* Namespace Emulation */
int kbind(char*, char*, int);
int kclose(int);
int kcreate(char*, int, ulong);
int kdup(int, int);
int kfstat(int, uchar*, int);
int kfwstat(int, uchar*, int);
int kmount(int, int, char*, int, char*);
int kunmount(char*, char*);
int kopen(char*, int);
long kread(int, void*, long);
int kremove(char*);
vlong kseek(int, vlong, int);
int kstat(char*, uchar*, int);
long kwrite(int, void*, long);
int kwstat(char*, uchar*, int);
Dir* kdirstat(char*);
Dir* kdirfstat(int);
int kdirwstat(char*, Dir*);
int kdirfwstat(int, Dir*);
long kdirread(int, Dir**);
int klisten(char*, char*);
Cname* addelem(Cname*, char*);
void cleancname(Cname*);
void cnameclose(Cname*);
#pragma varargck argpos iprint 1
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