>>> Emerging : portage://net-misc/cgminer-4.10.0-r1:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ useflag portage://dev-libs/libusb-1.0.30 (udev)
             │ useflag portage://net-misc/cgminer-4.10.0-r1 (sp30)
             │ useflag portage://virtual/libusb-1-r2 (udev)

 └─step  2─┤ download  portage://dev-libs/jansson-2.15.1
             │           └─ file ─┤ 477.32 Kb  	 jansson-2.15.1.tar.bz2
             │ download  portage://dev-libs/libusb-1.0.30
             │           └─ file ─┤ 640.73 Kb  	 libusb-1.0.30.tar.bz2
             │ download  portage://net-misc/cgminer-4.10.0-r1
             │           └─ file ─┤ 1.25 Mb  	 cgminer-4.10.0.tar.bz2

 └─step  3─┤ install   portage://dev-libs/jansson-2.15.1
             │           └─ conf ─┤ USE = "-doc -static-libs"
             │                    │ SLOT = "0/4"
             │ install   portage://dev-libs/libusb-1.0.30 (USE modified)
             │           └─ conf ─┤ USE = "-debug -doc -examples -static-libs -test udev -verify-sig"
             │                    │ SLOT = "1"

 └─step  4─┤ run       portage://dev-libs/jansson-2.15.1
             │ run       portage://dev-libs/libusb-1.0.30 (USE modified)

 └─step  5─┤ install   portage://virtual/libusb-1-r2 (USE modified)
             │           └─ conf ─┤ USE = "udev"
             │                    │ SLOT = "1"

 └─step  6─┤ run       portage://virtual/libusb-1-r2 (USE modified)

 └─step  7─┤ install   portage://net-misc/cgminer-4.10.0-r1 (USE modified)
             │           └─ conf ─┤ USE = "ncurses -ants1 -ants2 -ants3 -avalon -avalon-miner -avalon2 -avalon4 -avalon7 -bab -bflsc -bitforce -bitfury
             │                    │          -bitmine_A1 -blockerupter -cointerra -doc -drillbit -examples -hardened -hashfast -hashratio -icarus -klondike -knc
             │                    │          -minion -modminer -sp10 sp30 -udev"

 └─step  8─┤ run     portage://net-misc/cgminer-4.10.0-r1

Total: 14 actions (3 useflags, 3 downloads, 4 installs, 4 runs), grouped into 8 steps.
       2.34 Mb to be downloaded.


>>> Assumptions taken during proving & planning:

  USE flag change (3 packages):
  Add to /etc/portage/package.use:
    dev-libs/libusb udev
    net-misc/cgminer sp30
    virtual/libusb udev