Zero length arrays must be at the end of a structure.
Introduce union into Q.931 (pri_q931.h, and q931.c) to allow raw and structure access
Remove FCS from Q.921 (pri_q921.h) as this is not set or referenced else where.
Tested using PRI over T1 between Asterisk 20.1.0, and Cisco 3845 IOS 12
Zero length arrays must be at the end of a structure.
Introduce union into Q.931 (pri_q931.h, and q931.c) to allow raw and structure access Remove FCS from Q.921 (pri_q921.h) as this is not set or referenced else where.
Tested using PRI over T1 between Asterisk 20.1.0, and Cisco 3845 IOS 12