int
isc_win32os_versioncheck(unsigned int major, unsigned int minor,
unsigned int spmajor, unsigned int spminor) {
initialize_action();
if (major < isc_win32os_majorversion())
return (1);
if (major > isc_win32os_majorversion())
return (-1);
if (minor < isc_win32os_minorversion())
return (1);
if (minor > isc_win32os_minorversion())
return (-1);
if (spmajor < isc_win32os_servicepackmajor())
return (1);
if (spmajor > isc_win32os_servicepackmajor())
return (-1);
if (spminor < isc_win32os_servicepackminor())
return (1);
if (spminor > isc_win32os_servicepackminor())
return (-1);
/* Exact */
return (0);
}
static void
initialize(void) {
if(once == ISC_FALSE) {
initialize_action();
once = ISC_TRUE;
}
}
unsigned int
isc_os_ncpus(void) {
long ncpus = 1;
initialize_action();
ncpus = SystemInfo.dwNumberOfProcessors;
if (ncpus <= 0)
ncpus = 1;
return ((unsigned int)ncpus);
}
unsigned int
isc_win32os_servicepackminor(void) {
initialize_action();
return ((unsigned int)osVer.wServicePackMinor);
}
unsigned int
isc_win32os_minorversion(void) {
initialize_action();
return ((unsigned int)osVer.dwMinorVersion);
}