hash_lookup (XHASH_TABLE (Vcoding_system_hash_table), \
coding_system_symbol, NULL)
-/* Return 1 iff CODING_SYSTEM_SYMBOL is a coding system. */
+/* Return 1 if CODING_SYSTEM_SYMBOL is a coding system. */
#define CODING_SYSTEM_P(coding_system_symbol) \
(CODING_SYSTEM_ID (coding_system_symbol) >= 0 \
Lisp_Object dst_object;
unsigned char *destination;
- /* Set to 1 iff the source of conversion is not in the member
+ /* Set to 1 if the source of conversion is not in the member
`charbuf', but at `src_object'. */
int chars_at_source;