Index: library/lib/nx-zip.tcl
===================================================================
diff -u -r94dce307a006cd07e3495cfab84e643258e83df3 -rda2688b92e232f4263857d29f6bcca80f642d51a
--- library/lib/nx-zip.tcl	(.../nx-zip.tcl)	(revision 94dce307a006cd07e3495cfab84e643258e83df3)
+++ library/lib/nx-zip.tcl	(.../nx-zip.tcl)	(revision da2688b92e232f4263857d29f6bcca80f642d51a)
@@ -313,7 +313,7 @@
       # version needed to extract
       :writeShort 20
 
-      # general pupose bit flag
+      # general purpose bit flag
       :writeShort [expr {1<<11}]
       #:writeShort 0