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openwsn: fix prototype for putchar

This commit is contained in:
Oleg Hahm 2015-07-18 00:37:33 +02:00
parent ccc4e3fc73
commit e45424240b

View File

@ -40,9 +40,11 @@ static int shell_readc(void)
return c;
}
static void shell_putchar(int c)
static int shell_putchar(int c)
{
(void) putchar(c);
return c;
}
int main(void) {