https://docs.huihoo.com/doxygen/linux/kernel/3.7/arch_2ia64_2include_2asm_2termios_8h_source.html
Linux Kernel: arch/ia64/include/asm/termios.h Source File
linux kernelarchincludeasmtermios
https://docs.phoenix-rtos.com/latest/libc/functions/termios/index.html
termios.h - Phoenix-RTOS Documentation
termioshrtosdocumentation
https://crystal-lang.org/api/1.2.0/Termios/ControlMode.html
Termios::ControlMode - Crystal 1.2.0
termioscrystal