diff -ruN eglibc-2.13.orig/debian/patches/any/gethostbyname-allow-hyphen-firstchar.diff eglibc-2.13/debian/patches/any/gethostbyname-allow-hyphen-firstchar.diff
--- eglibc-2.13.orig/debian/patches/any/gethostbyname-allow-hyphen-firstchar.diff       1969-12-31 16:00:00.000000000 -0800
+++ eglibc-2.13/debian/patches/any/gethostbyname-allow-hyphen-firstchar.diff   2011-09-02 10:49:34.835036218 -0700
@@ -0,0 +1,40 @@
+2011-09-01  Tyler Szabo  <tyler.szabo@gmail.com>
+
+       * resolv/res_comp.c: made res_hnok, which checks domain name validity
+       for gethostbyname more liberal to allow hyphens and underscores at
+       the start and end of a label.
+
+Index: eglibc-2.11.2/resolv/res_comp.c
+===================================================================
+--- eglibc-2.11.2.orig/resolv/res_comp.c       2011-08-31 19:25:21.000000000 -0400
++++ eglibc-2.11.2/resolv/res_comp.c    2011-08-31 19:25:31.000000000 -0400
+@@ -152,25 +152,11 @@
+
+ int
+ res_hnok(const char *dn) {
+-      int ppch = '\0', pch = PERIOD, ch = *dn++;
++      int ch;
+
+-      while (ch != '\0') {
+-              int nch = *dn++;
+-
+-              if (periodchar(ch)) {
+-                      (void)NULL;
+-              } else if (periodchar(pch)) {
+-                      if (!borderchar(ch))
+-                              return (0);
+-              } else if (periodchar(nch) || nch == '\0') {
+-                      if (!borderchar(ch))
+-                              return (0);
+-              } else {
+-                      if (!middlechar(ch))
+-                              return (0);
+-              }
+-              ppch = pch, pch = ch, ch = nch;
+-      }
++      while ((ch = *dn++) != '\0')
++              if (!(middlechar(ch) || periodchar(ch)))
++                      return (0);
+       return (1);
+ }
+ libresolv_hidden_def (res_hnok)
diff -ruN eglibc-2.13.orig/debian/patches/series eglibc-2.13/debian/patches/series
--- eglibc-2.13.orig/debian/patches/series      2011-09-02 10:54:27.000000000 -0700
+++ eglibc-2.13/debian/patches/series   2011-09-02 10:51:55.699036021 -0700
@@ -167,3 +167,4 @@
 any/local-ldconfig-system-dirs.diff
 any/libc-memmove_chk.diff
 any/disable-multiarch-memcpy-x86_64.diff
+any/gethostbyname-allow-hyphen-firstchar.diff