Why when i compile a proyect the files .h not being created?

[Pablo]

I use nRF51 DK and soft device s130.

I nedd to add a file ("app_uart_fifo.c") in the example of multilink central, after i add the file i build the proyect but the files .h never being created. I have to do something more?

[Pablo]

Now i add "app_uart_fifo.c" and is everithing good! Thaks a lot!