make DO_MULTI=1 documented in INSTALL file

diff --git a/INSTALL b/INSTALL
index 2f76b24ddfadcacc031ac48668c8bc05ef15bc26..5e840c657467e21169cca061894e8157f906f07a 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -36,6 +36,12 @@ PROBLEMS YOU MAY ENCOUNTER:
 
        % make NO_SHARED_LIBS=1
 
+5) If you want to build a single BusyBox style multipurpose binary instead of
+   the individual iptables, iptables-save and iptables-restore binaries, then
+   please use
+
+       % make DO_MULTI=1
+
 NOTE: make sure you build with at least the correct LIBDIR=
 specification, otherwise iptables(8) won't know where to find the
 dynamic objects.