dysize(3) Library Functions Manual dysize(3) dysize - C (libc, -lc) #include int dysize(int year); glibc (. feature_test_macros(7)): dysize(): glibc 2.19: _DEFAULT_SOURCE glibc 2.19 : _BSD_SOURCE || _SVID_SOURCE 365 366 -- . : (year) %4 == 0 && ((year) %100 != 0 || (year) %400 == 0) __isleap(year), . attributes(7). +----------------------------+----------------------------------------------------------+--------------------------+ | | | | +----------------------------+----------------------------------------------------------+--------------------------+ |dysize() | | MT-Safe | +----------------------------+----------------------------------------------------------+--------------------------+ None. SunOS 4.x. . . strftime(3) () Yuri Kozlov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () <>. Linux 6.9.1 2 2024 . dysize(3)