Plan 9 from Bell Labs’s /usr/web/sources/nix/nix/sys/src/libc/amd64/_seek.c
#include <u.h> #include <libc.h> extern int _seek(vlong*, int, vlong, int); vlong seek(int fd, vlong o, int p) { vlong l; if(_seek(&l, fd, o, p) < 0) l = -1LL; return l; }