ref: 4eeb8bcb3cbcd28752a8c0621bc5e0d6c2db5bb4 dir: /libc/fmtlock.c/
#include <u.h> #include <libc.h> static Lock fmtl; void __fmtlock(void) { lock(&fmtl); } void __fmtunlock(void) { unlock(&fmtl); }