Make sure that the 'config' variable is correctly defined and declared

for monolithic as well as non-monolithic biuld.
More work is probably needed in this area.
PR: 144

apps/apps.h

@@ -144,8 +144,10 @@ int WIN32_rename(char *oldname,char *newname);
 #define MAIN(a,v)	main(a,v)
 
 #ifndef NON_MAIN
+CONF *config=NULL;
 BIO *bio_err=NULL;
 #else
+extern CONF *config;
 extern BIO *bio_err;
 #endif
 

apps/openssl.c

@@ -139,11 +139,11 @@ static unsigned long MS_CALLBACK hash(const void *a_void);
 static int MS_CALLBACK cmp(const void *a_void,const void *b_void);
 static LHASH *prog_init(void );
 static int do_cmd(LHASH *prog,int argc,char *argv[]);
-CONF *config=NULL;
 char *default_config_file=NULL;
 
 /* Make sure there is only one when MONOLITH is defined */
 #ifdef MONOLITH
+CONF *config=NULL;
 BIO *bio_err=NULL;
 #endif