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NAMEgetpid getppid - get parent or calling process identification
SYNOPSISIn unistd.h Ft pid_t Fn getpid void Ft pid_t Fn getppid void
DESCRIPTIONThe Fn getpid system call returns the process ID of the calling process. Though the ID is guaranteed to be unique, it should NOT be used for constructing temporary file names, for security reasons; see mkstemp(3) instead.
The Fn getppid system call returns the process ID of the parent of the calling process.