Last of the spelling fixed

cde/lib/DtHelp/il/ilX.c

@@ -994,7 +994,7 @@ static unsigned int rawWriteMethodTable [(IL_X_MAX_VISUAL_TYPE + 1)] = {
     IL_XWC_WRITE_COLOR                /* IL_XWC_COLOR_24 */ };
 
     /*  Table indexed by [image type, dst visual type], yielding writeType,
-	assuming best case: colors/grays alloc'd succesfully; else writeType 
+	assuming best case: colors/grays alloc'd successfully; else writeType
 	degrades.
     */
 static unsigned int writeTypeTable [(IL_MAX_TYPE + 1) * 

cde/lib/DtHelp/il/iltiff.c

@@ -337,7 +337,7 @@ register ilBool         bigEndian;
             }       /* END tag found */
         }           /* END each caller's tag */
 
-        /*  Tags read succesfully: free pFileTags (local buffer); return pTagAlloc.
+        /*  Tags read successfully: free pFileTags (local buffer); return pTagAlloc.
         */
     IL_FREE (pFileTags);
     pFileImage->context->error = IL_OK;

cde/lib/DtHelp/il/iltiffint.h

@@ -161,7 +161,7 @@ typedef struct _ilFileRec {
 
     /*  Seek to the given offset within the given file, taking into
         account the offset at which the logical file begins.
-        Returns true if seek succesful, else false.
+        Returns true if seek successful, else false.
     */
 #ifdef DTLIB
 /* Used when this header is compiled into the DtHelp library */

cde/lib/DtHelp/il/ilwriteimage.c

@@ -381,7 +381,7 @@ ilSrcElementData        srcData;
     if (!pPriv)
         return FALSE;
 
-        /*  Element succesfully added; setup private data.
+        /*  Element successfully added; setup private data.
             Increment the refCount in the image; see notes for ilImageDestroy().
         */
     pPriv->pImage = pImage;