+1. Build commands:
+ a. odu - Builds all components of ODU
+ b. cu_stub - Builds all CU Stub
+ c. ric_stub - Builds all RIC_Stub
+ d. clean_odu - clean up ODU
+ e. clean_cu - clean up CU Stub
+ f. clean_ric - clean up RIC Stub
+ g. clean_all - cleanup everything
+ h. options:
+ i. MACHINE=BIT64/BIT32 - Specify underlying machine type. Default is BIT32
+ ii. NODE=TEST_STUB - Specify if it is a test node. Mandatory for cu_stub/ric_stub. Must not be used for odu
+ iii. MODE=FDD/TDD - Specify duplex mode. Default is FDD
+ iv. PHY=INTEL_L1 - Specify type of phy. If not specified, PHY stub is used
+ v. PHY_MODE=TIMER - Specify mode of phy. Used only if PHY=INTEL_L1. Default is radio mode
+ vi. O1_ENABLE=YES - Specify if O1 interface is enabled. If not specified, it is disabled
+
+2. Building ODU binary: