public boolean isUnixUser() {
		SecurityContextHolderAwareRequestWrapper request = cast(RequestContextHolder.currentRequestAttributes()
				.resolveReference("request"));
		return !StringUtils.containsIgnoreCase(requireNonNull(request).getHeader("User-Agent"), "Win");
	}
Check the user has unix user agent.

@return true if unix.
ngrinder-controller/src/main/java/org/ngrinder/common/util/HttpContainerContext.java