btowc.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 9 行

#include <stdio.h>
#include <wchar.h>

void main( void )
{
    printf( "EOF is %sa valid single-byte character\n",
        btowc( EOF ) == WEOF ? "not " : "" );
}