setup.sh - add how-to-run examples

diff --git a/sys/unix/setup.sh b/sys/unix/setup.sh
index 31844cbe48d5a86776efdf6d3f8ff5feb54ff075..228da918a0620d558fe07c218f4f3ce404613a8b 100644 (file)
--- a/sys/unix/setup.sh
+++ b/sys/unix/setup.sh
@@ -6,6 +6,10 @@
 # Build and install makefiles.
 #
 # Argument is the hints file to use (or no argument for traditional setup).
+# e.g.:
+#  sh setup.sh
+# or
+#  sh setup.sh hints/macosx10.5
 
 # Were we started from the top level?  Cope.
 if [ -f sys/unix/Makefile.top ]; then cd sys/unix; fi