ref: a3aa38e044886585cbc382307a2e29be37a6eb61 dir: /sys/src/ape/lib/ap/plan9/link.c/
#include <unistd.h> #include <errno.h> /* * BUG: LINK_MAX==1 isn't really allowed */ int link(const char *, const char *) { errno = EMLINK; return -1; }