junkcode: spelling fixes.

junkcode/codedr@gmail.com-grok/grok.c

@@ -15,7 +15,7 @@
  **
  ** codedr@gmail.com
  **
- ** Licence: Public Domain
+ ** License: Public Domain
  */
 
 int

junkcode/iasoule32@gmail.com-polynomial/polynomial_adt.c

@@ -14,7 +14,7 @@ PolyAdt *create_adt(int hp)
 
 void insert_term(PolyAdt *pAdt, float c, int e)
 {
-    assert(pAdt != NULL); //assume client code didnt call create_adt()
+    assert(pAdt != NULL); //assume client code didn't call create_adt()
     Node *n = malloc(sizeof(Node));
        
     if(pAdt->head == NULL)

junkcode/tinkertim@gmail.com-grawk/grawk.c

@@ -124,7 +124,7 @@ static void usage(void)
 		"awk-style print statement; defines "
 		"output fields\n");
 	printf("\nExamples:\n");
-	printf("  Retreive joe123's home directory from /etc/passwd:\n");
+	printf("  Retrieve joe123's home directory from /etc/passwd:\n");
 	printf("\t%s -F : \"joe123\" '$6' /etc/passwd\n", progname);
 	printf("\n  Find fields 2 3 and 4 on lines that begin with @ from stdin:\n");
 	printf("\tcat file.txt | %s \"^@\" '$2,$3,$4'\n", progname);