Index: generic/nsfShadow.c
===================================================================
diff -u -r1919d17fefad9446170fa6d532b439f494189b32 -rae081c0f1926da915e0584d8561abaa8a2a022a4
--- generic/nsfShadow.c	(.../nsfShadow.c)	(revision 1919d17fefad9446170fa6d532b439f494189b32)
+++ generic/nsfShadow.c	(.../nsfShadow.c)	(revision ae081c0f1926da915e0584d8561abaa8a2a022a4)
@@ -285,7 +285,7 @@
  * Nsf_InfoFrameObjCmd --
  *
  *    TclObjCmd for shadowing "::tcl::info::frame". First we call the
- *    shadowed method. If it returns OK we check, whether the frame is
+ *    shadowed method. If it returns OK we check whether the frame is
  *    an NSF frame. If so, we remove from the result the misleading
  *    "proc" and add "method", "class", "object" and "frametype".
  *
@@ -316,7 +316,7 @@
      */
     Tcl_GetIntFromObj(interp, objv[1], &level);
 
-    /* todo: coroutine level messing is missing. needed? */
+    /* todo: coroutine level messing is missing. Needed? */
     topLevel = (framePtr == NULL) ? 0 :  framePtr->level;
 
     if (level > 0) {
@@ -463,8 +463,8 @@
  *----------------------------------------------------------------------
  * NsfCallCommand --
  *
- *    Calls Tcl Commands as direct as possible. The commands have to
- *    be looked up previously via NsfShadowTclCommands(). objv[0] is
+ *    Calls Tcl Commands as direct as possible. The commands have to be looked
+ *    up previously via NsfShadowTclCommands(). The element objv[0] is
  *    replaced with the predefined command name.
  *
  * Results: