Merge branch 'pull/collectd-4' into collectd-4

diff --combined configure.in
index 23c7dd5,4e34555..e2859f7
--- 1/configure.in
--- 2/configure.in
+++ b/configure.in
@@@ -7,6 -7,8 +7,8 @@@ AC_LANG(C
  
  AC_PREFIX_DEFAULT("/opt/collectd")
  
+ AC_SYS_LARGEFILE
+ 
  #
  # Checks for programs.
  #
@@@ -281,7 -283,7 +283,7 @@@ AC_CHECK_HEADERS(linux/netdevice.h, []
  AC_CHECK_HEADERS(curl/curl.h)
  
  # For quota module
 -AC_CHECK_HEADERS(grp.h pwd.h sys/ucred.h)
 +AC_CHECK_HEADERS(pwd.h sys/ucred.h)
  AC_CHECK_HEADERS(ctype.h)
  AC_CHECK_HEADERS(limits.h)
  AC_CHECK_HEADERS(sys/quota.h)