#include <unistd.h>
#include <errno.h>
-#include <stdio.h>
-#include <string.h>
+
+void __procfdname(char *, unsigned);
int ttyname_r(int fd, char *name, size_t size)
{
if (!isatty(fd)) return ENOTTY;
- snprintf(procname, sizeof procname, "/proc/self/fd/%d", fd);
+ __procfdname(procname, fd);
l = readlink(procname, name, size);
if (l < 0) return errno;