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- #define _GNU_SOURCE
- #include <unistd.h>
- #include <signal.h>
- #include "syscall.h"
- pid_t vfork(void)
- {
- /* vfork syscall cannot be made from C code */
- #ifdef SYS_fork
- return syscall(SYS_fork);
- #else
- return syscall(SYS_clone, SIGCHLD, 0);
- #endif
- }
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