diff --git a/common/common-config.h.in b/common/common-config.h.in
index 10104e1..02ecef7 100644
--- a/common/common-config.h.in
+++ b/common/common-config.h.in
@@ -1,14 +1,8 @@
 /* common-config.h.in.  Generated from configure.ac by autoheader.  */
 
-/* Define if you have IRIX compression library */
-#undef HAVE_CL
-
 /* Define to 1 if you have the <dlfcn.h> header file. */
 #undef HAVE_DLFCN_H
 
-/* Define if you have IRIX Digital Media library */
-#undef HAVE_DMEDIA
-
 /* Define to 1 if you have the `getaddrinfo' function. */
 #undef HAVE_GETADDRINFO
 
diff --git a/common/configure b/common/configure
index 73e79c9..5e57dd8 100755
--- a/common/configure
+++ b/common/configure
Binary files differ
diff --git a/common/configure.ac b/common/configure.ac
index c9a64cf..fea4eca 100644
--- a/common/configure.ac
+++ b/common/configure.ac
@@ -49,19 +49,6 @@
   fi
 fi
 
-dnl Checks for IRIX-specific Compression Library.
-AC_SEARCH_LIBS([clQuerySchemeFromName])
-AC_CHECK_LIB(cl, clQuerySchemeFromName,
-  [AC_DEFINE([HAVE_CL], 1, [Define if you have IRIX compression library])
-  IRIX_COMPRESS=yes])
-AM_CONDITIONAL([IRIX_COMPRESS], [ test "x$IRIX_COMPRESS" = xyes ])
-
-dnl Checks for IRIX-specific Digital Media libraries.
-AC_CHECK_LIB(dmedia, dmICCreate,
-  [AC_DEFINE(HAVE_DMEDIA, 1, [Define if you have IRIX Digital Media library])
-  IRIX_MEDIA=yes])
-AM_CONDITIONAL([IRIX_MEDIA], [ test "x$IRIX_MEDIA" = xyes ])
-
 dnl Check for zlib library
 INCLUDED_ZLIB=no
 AC_ARG_WITH([included-zlib],