joyent/libuv — comment on commit 2f886c892e7ed960f6a1ce2831af58c3c6276977
File:  line 0
By kapouer:

So it should be included in libev-4.11, if that is the patch you're referring to :
http://cvs.schmorp.de/libev/ev.c?r1=1.405&r2=1.407