Add the ".user" shell command and implement the sqlite3_user_add()
routine.  Incremental check-in.  The code compiles but does not work.

FossilOrigin-Name: a0455f9deb603bf91684158d911269622720fc1a
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 0849ee8..9ef4e36 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -1010,6 +1010,8 @@
 /* Functions used only by user authorization logic */
 int sqlite3UserAuthTable(const char*);
 int sqlite3UserAuthCheckLogin(sqlite3*,const char*,u8*);
+void sqlite3CryptFunc(sqlite3_context*,int,sqlite3_value**);
+
 
 #endif /* SQLITE_USER_AUTHENTICATION */