cc -pthread  -Wall -Wextra -Werror -Wno-error=deprecated -Wno-error=deprecated-declarations termios/struct-winsize-ws_col.c -o termios/struct-winsize-ws_col -D_POSIX_C_SOURCE=202405L -lm -lpthread -lrt -lcrypt -latomic
termios/struct-winsize-ws_col.c:2:17: error: ‘struct winsize’ declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
    2 | void foo(struct winsize* bar)
      |                 ^~~~~~~
termios/struct-winsize-ws_col.c: In function ‘foo’:
termios/struct-winsize-ws_col.c:4:35: error: invalid use of undefined type ‘struct winsize’
    4 |         unsigned short *qux = &bar->ws_col;
      |                                   ^~
cc1: all warnings being treated as errors