#pragma lib "libb.a" #pragma src "/sys/src/libb" extern void* readf(char*f, void* buf, long l, long *ol); extern char* readfstr(char*f); extern long writef(char* f, void* buf, long len); extern long writefstr(char* f, char* s); extern long createf(char* f, void* buf, long len, ulong mode); extern int announcevol(int afd, char* addr, char* name, char* cnstr); extern long cmdoutput(char* cmd, char* out, long sz); extern long tcmdoutput(char* cmd, char* out, long sz);