exp_command.c contains one instance of CONST84. This is deprecated and should be replaced by const.

Build error:

exp_command.c: In function ‘Exp_ConfigureObjCmd’:
exp_command.c:2538:20: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘char’
     static CONST84 char* options [] = {
                    ^~~~