Index: generic/nsf.c
===================================================================
diff -u -N -r8f15a5f377b42426e7d1cedea575ae356d9368da -r7831bb96e154ed3d8a3dcd910ccba47bbf24205f
--- generic/nsf.c	(.../nsf.c)	(revision 8f15a5f377b42426e7d1cedea575ae356d9368da)
+++ generic/nsf.c	(.../nsf.c)	(revision 7831bb96e154ed3d8a3dcd910ccba47bbf24205f)
@@ -20029,7 +20029,7 @@
       if (flags == 0) {
         /*
          * The call is NRE-enabled. We register the callback and return
-         * here immediately.  All other exists form this functions have
+         * here immediately.  All other forms of this function have
          * to call NextInvokeFinalize manually on return.
          */
         Tcl_NRAddCallback(interp, NextInvokeFinalize,