--- gnubiff-2.2.13/src/Makefile.in.orig 2010-03-27 16:47:05.000000000 +0100 +++ gnubiff-2.2.13/src/Makefile.in 2010-03-27 16:49:06.000000000 +0100 @@ -177,7 +177,7 @@ INTLTOOL_PERL = @INTLTOOL_PERL@ INTLTOOL_UPDATE = @INTLTOOL_UPDATE@ INTL_MACOSX_LIBS = @INTL_MACOSX_LIBS@ -LDFLAGS = @LDFLAGS@ +LDFLAGS = @LDFLAGS@ -lX11 LIBICONV = @LIBICONV@ LIBINTL = @LIBINTL@ LIBOBJS = @LIBOBJS@