Code cleanup for ports

mbtask/mbtask.c

@@ -149,12 +149,12 @@ void load_maincfg(void)
          */
         sprintf(CFG.bbs_name, "MBSE BBS");
         uname((struct utsname *)&un); 
-#ifdef __USE_GNU
+#if defined(__USE_GNU)
         sprintf(CFG.sysdomain, "%s.%s", un.nodename, un.domainname); 
-#else
-#ifdef __linux__
+#elif defined(__linux__)
         sprintf(CFG.sysdomain, "%s.%s", un.nodename, un.__domainname);
-#endif
+#else
+#error "Don't know un.domainname on this OS"
 #endif
         sprintf(CFG.comment, "MBSE BBS development");
         sprintf(CFG.origin, "MBSE BBS. Made in the Netherlands");
@@ -1107,6 +1107,8 @@ void *scheduler(void)
 	    }
 	    fclose(fp);
 	}
+#else
+#error "Don't know how to get the loadaverage on this OS"
 #endif
 	if (Load >= TCFG.maxload) {
 	    if (!LOADhi) {

mbtask/signame.c

@@ -49,7 +49,7 @@ char	SigName[32][16] = {	"NOSIGNAL",
 		"SIGIO",	"SIGPWR",	"SIGUNUSED"};
 
 
-#elif defined(__PPC__)
+#elif defined(__PPC__) || defined(__ppc__)
 
 char    SigName[32][16] = {     "NOSIGNAL",
                 "SIGHUP",       "SIGINT",       "SIGQUIT",      "SIGILL",

mbtask/taskdisk.c

@@ -363,6 +363,8 @@ void update_diskstat(void)
 	     * XxxxBSD has the info in the statfs structure.
 	     */
 	    tmp->ro = (sfs.f_flags & MNT_RDONLY);
+#else
+#error "Don't know how to get sfs read-only status"
 #endif
         }
     }
@@ -385,6 +387,8 @@ void add_path(char *lpath)
     struct statfs   *mntbuf;
     long	    mntsize;
     int		    i;
+#else
+#error "Don't know how to get mount paths"
 #endif
 
     if (strlen(lpath) == 0) {