pkgconf_compare_version
if (pkgconf_compare_version(PACKAGE_VERSION, required_pkgconfig_version) >= 0)
if (pkgconf_compare_version(pkg->version, required_module_version) >= 0)
if (pkgconf_compare_version(pkg->version, required_exact_module_version) == 0)
if (pkgconf_compare_version(pkg->version, required_max_module_version) <= 0)
PKGCONF_API int pkgconf_compare_version(const char *a, const char *b);
return (pkgconf_compare_version(a, b) < 0);
return (pkgconf_compare_version(a, b) > 0);
return (pkgconf_compare_version(a, b) <= 0);
return (pkgconf_compare_version(a, b) >= 0);
return (pkgconf_compare_version(a, b) == 0);
return (pkgconf_compare_version(a, b) != 0);