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C/C++ Source or Header  |  1997-04-15  |  121 b   |  9 lines

  1. #include <sys/types.h>
  2. #include <sys/file.h>
  3. #include <fcntl.h>
  4.  
  5. void main()
  6. {
  7.   flock(0,LOCK_EX | LOCK_UN | LOCK_NB);
  8. }
  9.