I defined "curl" in PACKAGECONFIG for opkg. After that I'm getting circular dependency errors during building opkg.
This is a known issue and was discussed here: http://thread.gmane.org/gmane.comp.handhelds.openembedded.core/45321 Also, there is a already an enhancement opened for this: https://bugzilla.yoctoproject.org/show_bug.cgi?id=4836 Closing this as duplicate. *** This bug has been marked as a duplicate of bug 4836 ***