syscall(2) System Calls Manual syscall(2) Name syscall - indirect system call Syntax syscall(number, args, ...) Description The system call performs the system call whose assembly language interface has the specified number, and further arguments args. There may be no arguments. The return value of the system call is returned. Diagnostics If an error occurs, returns -1 and sets the external variable errno. See Also errno(2) RISC syscall(2)