$ gcc -DBUILD=sulu -DVERSION=sulu oscp.c oscp.c:21:0: warning: "VERSION" redefined #define VERSION "0.9.6" ^ <command-line>:0:0: note: this is the location of the previous definition oscp.c: In function ‘show_help’: <command-line>:0:7: error: ‘sulu’ undeclared (first use in this function) oscp.c:112:13: note: in expansion of macro ‘BUILD’ ", VERSION, BUILD, MD5, confname, progname); ^ <command-line>:0:7: note: each undeclared identifier is reported only once for each function it appears in oscp.c:112:13: note: in expansion of macro ‘BUILD’ ", VERSION, BUILD, MD5, confname, progname); ^ oscp.c:112:20: error: ‘MD5’ undeclared (first use in this function) ", VERSION, BUILD, MD5, confname, progname); ^ oscp.c: In function ‘get_ch’: oscp.c:1634:14: warning: overflow in implicit constant conversion [-Woverflow] } else ch = (chtype) ERR; ^
#define BUILD "sulu" #define MD5 "1"