diff --git a/proc/module.mk b/proc/module.mk
index 929ea2af..97ad99d7 100644
--- a/proc/module.mk
+++ b/proc/module.mk
@@ -74,7 +74,7 @@ DIRS  += proc/
 proc/$(ANAME): $(LIBOBJ)
 	$(AR) rcs $@ $^
 
-#proc/$(SONAME): proc/library.map
+proc/$(SONAME): proc/library.map
 proc/$(SONAME): $(LIBOBJ)
 	$(CC) -shared -Wl,-soname,$(SONAME) -Wl,--version-script=proc/library.map -o $@ $^ -lc
 
diff --git a/proc/pwcache.c b/proc/pwcache.c
index 19b64c01..e853dcc2 100644
--- a/proc/pwcache.c
+++ b/proc/pwcache.c
@@ -42,8 +42,9 @@ char *user_from_uid(uid_t uid)
     }
     *p = (struct pwbuf *) xmalloc(sizeof(struct pwbuf));
     (*p)->uid = uid;
-    if ((pw = getpwuid(uid)) == NULL)
-	sprintf((*p)->name, "#%d", uid);
+    pw = getpwuid(uid);
+    if (!pw)
+	sprintf((*p)->name, "%d", uid);
     else
 	sprintf((*p)->name, "%-." NAMELENGTH "s", pw->pw_name);
     (*p)->next = NULL;
@@ -69,8 +70,9 @@ char *group_from_gid(gid_t gid)
     }
     *g = (struct grpbuf *) malloc(sizeof(struct grpbuf));
     (*g)->gid = gid;
-    if ((gr = getgrgid(gid)) == NULL)
-       sprintf((*g)->name, "#%d", gid);
+    gr = getgrgid(gid);
+    if (!gr)
+       sprintf((*g)->name, "%d", gid);
     else
        sprintf((*g)->name, "%-." NAMELENGTH "s", gr->gr_name);
     (*g)->next = NULL;
diff --git a/sysctl.conf b/sysctl.conf
index 9cb38d4a..64586100 100644
--- a/sysctl.conf
+++ b/sysctl.conf
@@ -10,9 +10,12 @@ net/ipv4/conf/all/accept_redirects=0
 net/ipv4/conf/all/accept_source_route=0
 net/ipv4/icmp_echo_ignore_broadcasts =1
 #net/ipv4/ip_forward=1
-#net.ipv4.tcp_ecn = 0
 #net.ipv4.ip_local_port_range = 32768    61000
 
+# Broken routers will corrupt the window scaling and ECN
+#net.ipv4.tcp_default_win_scale = 0
+#net.ipv4.tcp_ecn = 0
+
 #vm.vfs_cache_pressure = 100
 #vm.laptop_mode = 0
 #vm.swappiness = 60