make: *** No rule to make target `macx/7za', needed by `QNapi.app/Contents/Resources/7za'.  Stop. when running "make" on mac os X 10.10

After runnging:

```
qmake
```

and then running:

```
make
```

following error is present:

```
make: *** No rule to make target `macx/7za', needed by `QNapi.app/Contents/Resources/7za'.  Stop.
```

Directory Qnapi.app is created but app doesn't work.

OS: Mac OSX 10.10.3
QMake version 2.01a
Using Qt version 4.8.6 in /usr/local/Cellar/qt/4.8.6/lib
