Replace bogus characters in time zone abbreviations. Return 0 on success, an errno value if a time zone abbreviation is too long. */

Store into RESULT a proleptic TZ string that represent the future predictions for the zone ZPFIRST with ZONECOUNT entries. Return a compatibili

Set the time range of the output to TIMERANGE. Return true if successful. */

Return true if the TZif file with descriptor FD changed, or may have changed, since the last time we were called. Return false if it did not cha

Load tz data from the file named NAME into *SP. Respect TZLOADFLAGS. Use **LSPP for temporary storage. Return 0 on success, an errno value on

If setting owner or group, use temp file permissions that avoid security races before the fchmod at the end. */

Compare the string KEY to the link B, for bsearch. */

Compare the two links A and B, for a stable sort by link name. */

This function is obsolescent and may disappear in future releases. Callers can instead use mktime. */