static
 PRInt32 find_char( const PRUnichar* s, PRUint32 max, PRInt32 offset, const PRUnichar c, PRInt32 count )
   {
     return FindChar2(s, max, offset, c, count);
   }
 static
 int32_t find_char( const char16_t* s, uint32_t max, int32_t offset, const char16_t c, int32_t count )
 {
     return FindChar2(s, max, offset, c, count);
 }