AC_HEADER_STDBOOL
AC_CHECK_HEADERS(unistd.h sys/time.h)
AC_CHECK_HEADERS(termios.h sys/ioctl.h sys/select.h utime.h sys/utime.h)
-AC_CHECK_HEADERS(stdint.h inttypes.h pwd.h)
+AC_CHECK_HEADERS(stdint.h inttypes.h pwd.h wchar.h)
dnl
dnl Check sizes of integer types. These are used to find n-bit
dnl
dnl Checks for library functions.
dnl
-AC_FUNC_ALLOCA
AC_FUNC_MMAP
AC_FUNC_FSEEKO
AC_CHECK_FUNCS(strptime timegm snprintf vsnprintf vasprintf drand48)
-AC_CHECK_FUNCS(strtoll usleep ftello sigblock sigsetjmp memrchr)
+AC_CHECK_FUNCS(strtoll usleep ftello sigblock sigsetjmp memrchr wcwidth mbtowc)
if test x"$ENABLE_OPIE" = xyes; then
AC_LIBOBJ([ftp-opie])