Updated Build OSX (markdown)

Build-OSX.md

@@ -1,4 +1,4 @@
-# Mac App Build Instructions (using MacPorts):
+# OSX Build Instructions - (/w MacPorts):
 
 ### Build wxWidgets
 
@@ -26,6 +26,21 @@ ccliffe$ sudo port install fftw-3-single liquid-dsp
 .. installing ..
 ```
 
+### Build SoapySDR
+```
+sudo apt-get install git build-essential automake cmake
+git clone https://github.com/pothosware/SoapySDR.git
+cd SoapySDR
+mkdir build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release
+make
+sudo make install
+sudo ldconfig #only needed on linux systems
+SoapySDRUtil --info
+```
+
+
 ### Build CubicSDR
 ```
 ccliffe$ cd ~/Dev