AC_CHECK_FUNC([accept], , [LIBS=$oldLibs])
fi
AC_CHECK_FUNC([gethostbyname], ,[AC_CHECK_LIB(nsl, main, [LIBS="$LIBS -lnsl"])])
-dnl
+dnl ------ libgcrypt
+libgcryptpath=NONE
+AC_ARG_WITH(libgcrypt, [ --with-libgcrypt=DIR use libgcrypt-config in DIR],[libgcryptpath=$withval])
+if test "$libgcryptpath" != "no"; then
+ if test "$libgcryptpath" = "NONE"; then
+ AC_PATH_PROG([libgcrypt],[libgcrypt-config],[NONE])
+ else
+ libgcrypt=$libgcryptpath/libgcrypt-config
+ fi
+ AC_MSG_CHECKING([for libgcrypt])
+ if "$libgcrypt" --version >/dev/null 2>&1; then
+ LIBS="$LIBS `$libgcrypt --libs`"
+ CFLAGS="$CFLAGS `$libgcrypt --cflags`"
+ libgcryptversion=`$libgcrypt --version`
+ AC_MSG_RESULT([$libgcryptversion])
+ AC_DEFINE([HAVE_GCRYPT_H],[1],[Define to 1 if libgcrypt is present])
+ else
+ AC_MSG_RESULT([no])
+ fi
+fi
+dnl ------ memcached
+memcached=default
+AC_ARG_WITH([memcached], [ --with-memcached Memcached library], [memcached=$withval])
+if test "$memcached" != "no" -a -n "$libgcryptversion"; then
+ AC_CHECK_LIB([memcached],[memcached_get])
+ if test "$ac_cv_lib_memcached_memcached_get" = "yes"; then
+ AC_CHECK_HEADERS([libmemcached/memcached.h])
+ fi
+fi
dnl ------ GNU TLS
AC_SUBST([SSL_CFLAGS])
AC_SUBST([SSL_LIBS])