- * Return the address of the next character following the specifier. L is a
- * limit on the region of the buffer that we should process; SB is the
+ * Return the address of the next character following the specifier; and set
+ * *VAR_OUT to point to the variable we found, or null if it's not there. L
+ * is a limit on the region of the buffer that we should process; SB is the