Function parse_args_from_stack 

pub(crate) fn parse_args_from_stack(
    argc: usize,
    argv: *const *const u8,
) -> PingArgs

Build PingArgs from the SysV initial user stack.

Supported forms:

• ping <target> [count]
• ping -c <count> [target]
• ping -6 ...
• ping -h|--help