rawsys_linux

Function syscall4

Source 
pub unsafe fn syscall4(
    nr: Sysno,
    a1: SyscallWord,
    a2: SyscallWord,
    a3: SyscallWord,
    a4: SyscallWord,
) -> Result<SyscallWord, Errno>
Expand description

Issues a system call with 4 arguments.

§Safety

Running a system call is inherently unsafe. It is the caller’s responsibility to ensure safety.