* etc., where nn is the actual signal number (e.g. NUM37).
* The signal number for sig_name[i] is stored in sig_num[i].
* The last element is 0 to terminate the list with a NULL. This
- * corresponds to the 0 at the end of the sig_num list.
+ * corresponds to the 0 at the end of the sig_name_init list.
+ * Note that this variable is initialized from the sig_name_init,
+ * not from sig_name (which is unused).
*/
/* SIG_NUM:
* This symbol contains a list of signal numbers, in the same order as the
* The signal number corresponding to sig_name[i] is sig_number[i].
* if (i < NSIG) then sig_number[i] == i.
* The last element is 0, corresponding to the 0 at the end of
- * the sig_name list.
+ * the sig_name_init list.
+ * Note that this variable is initialized from the sig_num_init,
+ * not from sig_num (which is unused).
*/
/* SIG_SIZE:
- * This variable contains the number of elements of the sig_name
- * and sig_num arrays, excluding the final NULL entry.
+ * This variable contains the number of elements of the SIG_NAME
+ * and SIG_NUM arrays, excluding the final NULL entry.
*/
#define SIG_NAME $sig_name_init /**/
#define SIG_NUM $sig_num_init /**/
*/
#$d__fwalk HAS__FWALK /**/
+/* HAS_AINTL:
+ * This symbol, if defined, indicates that the aintl routine is
+ * available. If copysignl is also present we can emulate modfl.
+ */
+#$d_aintl HAS_AINTL /**/
+
/* HAS_CLASS:
* This symbol, if defined, indicates that the class routine is
* available to classify doubles. Available for example in AIX.
*/
#$d_cmsghdr_s HAS_STRUCT_CMSGHDR /**/
+/* HAS_COPYSIGNL:
+ * This symbol, if defined, indicates that the copysignl routine is
+ * available. If aintl is also present we can emulate modfl.
+ */
+#$d_copysignl HAS_COPYSIGNL /**/
+
/* HAS_DBMINIT_PROTO:
* This symbol, if defined, indicates that the system provides
* a prototype for the dbminit() function. Otherwise, it is up
*/
#$d_hasmntopt HAS_HASMNTOPT /**/
+/* HAS_ILOGBL:
+ * This symbol, if defined, indicates that the ilogbl routine is
+ * available. If scalbnl is also present we can emulate frexpl.
+ */
+#$d_ilogbl HAS_ILOGBL /**/
+
/* HAS_INT64_T:
* This symbol will defined if the C compiler supports int64_t.
* Usually the <inttypes.h> needs to be included, but sometimes
*/
#$d_sbrkproto HAS_SBRK_PROTO /**/
+/* HAS_SCALBNL:
+ * This symbol, if defined, indicates that the scalbnl routine is
+ * available. If ilogbl is also present we can emulate frexpl.
+ */
+#$d_scalbnl HAS_SCALBNL /**/
+
/* HAS_SENDMSG:
* This symbol, if defined, indicates that the sendmsg routine is
* available to send structured socket messages.