github.com/afumu/libc@v0.0.6/musl/src/unistd/ctermid.c (about)

     1  #include <stdio.h>
     2  #include <string.h>
     3  
     4  char *ctermid(char *s)
     5  {
     6  	return s ? strcpy(s, "/dev/tty") : "/dev/tty";
     7  }