[AC_PATH_PROG(GPG, gpg)
   AC_ARG_WITH(gpg,
   AC_HELP_STRING([--with-gpg=PATH], [use GnuPG binary at PATH]),
-       GPG=$withval, NO_OVERRIDE=yes)
+        GPG=$withval, NO_OVERRIDE=yes)
   AC_DEFINE_UNQUOTED(GPG_PATH, "$GPG", [Path to the GnuPG binary.])
   AC_SUBST(GPG)
   dnl Check for GnuPG version requirement.
   if test "$ok" = "maybe"; then
     AC_MSG_CHECKING(for GnuPG >= $1)
     req_major=`echo $1 | \
-               sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
+             sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
     req_minor=`echo $1 | \
-            sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
+             sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
     req_micro=`echo $1 | \
-            sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
+             sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
     gpg_version=`$GPG --version | grep ^gpg`
     major=`echo $gpg_version | \
-        sed 's/^gpg (GnuPG) \([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
+         sed 's/^gpg (GnuPG) \([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
     minor=`echo $gpg_version | \
-        sed 's/^gpg (GnuPG) \([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
+         sed 's/^gpg (GnuPG) \([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
     micro=`echo $gpg_version | \
-        sed 's/^gpg (GnuPG) \([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
+         sed 's/^gpg (GnuPG) \([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
     GPG_VERSION=`echo $gpg_version | sed 's/^gpg (GnuPG) //'`
 
     if test "$major" -gt "$req_major"; then
           if test "$minor" -eq "$req_minor"; then
             if test "$micro" -ge "$req_micro"; then
               ok=yes
-         fi
+            fi
           fi
         fi
       fi