/** Compare a StatDesc's name against a string.
* @param[in] key Pointer to a null-terminated string.
* @param[in] sd_ Pointer to a StatDesc.
- * @return Less than,e qual to, or greater than zero if \a key is
+ * @return Less than, equal to, or greater than zero if \a key is
* lexicographically less than, equal to, or greater than \a
* sd_->sd_name.
*/