process_exit - Exits the currently running process.
#include <zircon/syscalls.h> [[noreturn]] void zx_process_exit(int64_t retcode);
zx_process_exit() call ends the calling process with the given return code. The return code of a process can be queried via the ZX_INFO_PROCESS request to
zx_process_exit() does not return.
zx_process_exit() cannot fail.