Errors building on Linux with LJM version 2020_03_30 beta

[MarkRivers]

When I build the default "development" branch of this repository with LJM 2020_03_30_beta I get the following errors:

corvette:~/devel/LabJack_Vendor_Examples/C_CPP_LJM>./make_all.sh > build_output.txt
dio_ef_config_1_pwm_and_1_counter.c: In function 'dio_ef_pwm_and_counter':
dio_ef_config_1_pwm_and_1_counter.c:129:8: error: 'LJM_dtT8' undeclared (first use in this function)
   case LJM_dtT8:
        ^
dio_ef_config_1_pwm_and_1_counter.c:129:8: note: each undeclared identifier is reported only once for each function it appears in
scons: *** [dio_ef_config_1_pwm_and_1_counter.o] Error 1
read_cal.c: In function 'main':
read_cal.c:57:20: error: 'LJM_dtT8' undeclared (first use in this function)
  if (deviceType == LJM_dtT8) {
                    ^
read_cal.c:57:20: note: each undeclared identifier is reported only once for each function it appears in
scons: *** [read_cal.o] Error 1