tfmtlock2.c - plan9port - [fork] Plan 9 from user space
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       ---
       tfmtlock2.c (145B)
       ---
            1 #include <u.h>
            2 #include <libc.h>
            3 
            4 static Lock fmtlock;
            5 
            6 void
            7 __fmtlock(void)
            8 {
            9         lock(&fmtlock);
           10 }
           11 
           12 void
           13 __fmtunlock(void)
           14 {
           15         unlock(&fmtlock);
           16 }