_dup.c 138 B

12345678910
  1. #include <lib.h>
  2. #define dup _dup
  3. #include <unistd.h>
  4. #include <fcntl.h>
  5. PUBLIC int dup(fd)
  6. int fd;
  7. {
  8. return(fcntl(fd, F_DUPFD, 0));
  9. }