1 files changed, 5 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
index 4e203ea..89ce7c0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -136,13 +136,18 @@ AC_CHECK_FUNCS([strtoumax],      [], [AC_MSG_ERROR([missing required functions])
 AC_CHECK_HEADERS([arpa/inet.h],  [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([fcntl.h],      [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([getopt.h],     [], [AC_MSG_ERROR([missing required headers])])
+AC_CHECK_HEADERS([inttypes.h],   [], [AC_MSG_ERROR([missing required headers])])
+AC_CHECK_HEADERS([libintl.h],    [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([locale.h],     [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([netdb.h],      [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([sgtty.h],      [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([stddef.h],     [], [AC_MSG_ERROR([missing required headers])])
+AC_CHECK_HEADERS([string.h],     [], [AC_MSG_ERROR([missing required headers])])
+AC_CHECK_HEADERS([strings.h],    [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([sys/socket.h], [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([sys/time.h],   [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([termios.h],    [], [AC_MSG_ERROR([missing required headers])])
+AC_CHECK_HEADERS([unistd.h],     [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([utime.h],      [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([wchar.h],      [], [AC_MSG_ERROR([missing required headers])])
 AC_CHECK_HEADERS([wctype.h],     [], [AC_MSG_ERROR([missing required headers])])