root@mudsrv /mud/src % make
make -s smaug
  Compiling o/imc.o....
  Compiling o/act_comm.o....
  Compiling o/act_info.o....
  Compiling o/act_move.o....
  Compiling o/act_obj.o....
  Compiling o/act_wiz.o....
  Compiling o/ban.o....
  Compiling o/boards.o....
  Compiling o/build.o....
  Compiling o/calendar.o....
  Compiling o/chess.o....
  Compiling o/clans.o....
  Compiling o/color.o....
  Compiling o/comm.o....
In file included from comm.c:31:
sha256.h:39: error: multiple types in one declaration
make[1]: *** [o/comm.o] Error 1
make: *** [all] Error 2

struct SHA256_CTX
{
   int state[8];
   int count[2];
   unsigned char buf[64];
};

typedef struct SHA256Context
{
   int state[8];
   int count[2];
   unsigned char buf[64];
} SHA256_CTX;

struct SHA256_CTX
{
   int state[8];
   int count[2];
   unsigned char buf[64];
};

typedef struct SHA256Context
{
   int state[8];
   int count[2];
   unsigned char buf[64];
} SHA256_CTX;

In file included from comm.c:31:
sha256.h:39: error: two or more data types in declaration of ‘SHA256_CTX’
sha256.h:41: error: variable or field ‘SHA256_Init’ declared void
sha256.h:41: error: ‘SHA256_CTX’ was not declared in this scope
sha256.h:41: error: expected primary-expression before ‘)’ token
sha256.h:42: error: variable or field ‘SHA256_Update’ declared void
sha256.h:42: error: ‘SHA256_CTX’ was not declared in this scope
sha256.h:42: error: expected primary-expression before ‘,’ token
sha256.h:42: error: expected primary-expression before ‘const’
sha256.h:42: error: expected primary-expression before ‘)’ token
sha256.h:43: error: ‘SHA256_CTX’ has not been declared
sha256.h:44: error: ‘SHA256_CTX’ was not declared in this scope
sha256.h:44: error: expected primary-expression before ‘,’ token
sha256.h:44: error: expected primary-expression before ‘char’
sha256.h:44: error: initializer expression list treated as compound expression
make[1]: *** [o/comm.o] Error 1
make: *** [all] Error 2

} SHA256_CTX;

void SHA256_Init( SHA256_CTX * );
void SHA256_Update( SHA256_CTX *, const unsigned char *, size_t );
void SHA256_Final( unsigned char[32], SHA256_CTX * );
char *SHA256_End( SHA256_CTX *, char * );

struct mccp_data
{
   z_stream ; *out_compress;
   unsigned char *out_compress_buf;
}