ref: 21b830b1ac2409159dfc3ccea59a6fffab805053 dir: /libc/fmtlock.c/
#include <u.h> #include <libc.h> static Lock fmtl; void _fmtlock(void) { lock(&fmtl); } void _fmtunlock(void) { unlock(&fmtl); }