Mention the 'make clean' makefile target [perl #38307].

Mention the 'make clean' target in INSTALL.  It cleans up a lot,
but not everything.  Since perl is used extensively in its own
build process, it may involve attempting to build perl in order
to clean up.  Alternatively, we could just make 'clean' an
alias for 'realclean'.

diff --git a/INSTALL b/INSTALL
index c4d2247..4a141eb 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -2271,7 +2271,9 @@ or
        make realclean
 
 The only difference between the two is that make distclean also removes
-your old config.sh and Policy.sh files.
+your old config.sh and Policy.sh files.  (A plain 'make clean' will not
+delete the makefiles used for rebuilding perl, and will also not delete
+a number of library and utility files extracted during the build process.)
 
 If you are upgrading from a previous version of perl, or if you
 change systems or compilers or make other significant changes, or if