Assorted spelling fixes.

diff --git a/tools/widl/typelib_struct.h b/tools/widl/typelib_struct.h
index 43c1406..9617f2d 100644
--- a/tools/widl/typelib_struct.h
+++ b/tools/widl/typelib_struct.h
@@ -165,7 +165,7 @@
 /* function description data */
 typedef struct {
 /*  INT   recsize;       record size including some xtra stuff */
-    INT   DataType;     /* data type of the memeber, eg return of function */
+    INT   DataType;     /* data type of the member, eg return of function */
     INT   Flags;        /* something to do with attribute flags (LOWORD) */
 #ifdef WORDS_BIGENDIAN
     INT16 funcdescsize; /* size of reconstituted FUNCDESC and related structs */