diff --git a/legacy/eet/configure.in b/legacy/eet/configure.in
index 505db92893..4ca5784922 100644
--- a/legacy/eet/configure.in
+++ b/legacy/eet/configure.in
@@ -18,6 +18,9 @@ AC_C_CONST
 AM_ENABLE_SHARED
 AM_PROG_LIBTOOL
 
+AC_CHECK_HEADER(zlib.h,, AC_MSG_ERROR("Cannot find jpeglib.h. Make sure your CFLAGS environment variable contains include lines for the location of this file"))
+AC_CHECK_HEADER(jpeglib.h,, AC_MSG_ERROR("Cannot find zlib.h. Make sure your CFLAGS environment variable contains include lines for the location of this file"))
+
 dnl These are needed for fmemopen/open_memstream
 AC_DEFINE(_GNU_SOURCE, , [Enable GNU extensions])
 AC_DEFINE(__USE_GNU, , [Enable GNU extensions])