Patch #623780: Replace obsolete struct macros.
diff --git a/configure b/configure
index d9e98e0..3e7e901 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 1.356 .
+# From configure.in Revision: 1.357 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.53.
 #
@@ -13333,7 +13333,6 @@
   fi
 fi
 
-
 echo "$as_me:$LINENO: checking for struct stat.st_rdev" >&5
 echo $ECHO_N "checking for struct stat.st_rdev... $ECHO_C" >&6
 if test "${ac_cv_member_struct_stat_st_rdev+set}" = set; then
@@ -13388,14 +13387,8 @@
 _ACEOF
 
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_ST_RDEV 1
-_ACEOF
-
 fi
 
-
-
 echo "$as_me:$LINENO: checking for struct stat.st_blksize" >&5
 echo $ECHO_N "checking for struct stat.st_blksize... $ECHO_C" >&6
 if test "${ac_cv_member_struct_stat_st_blksize+set}" = set; then
@@ -13450,13 +13443,8 @@
 _ACEOF
 
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_ST_BLKSIZE 1
-_ACEOF
-
 fi
 
-
 echo "$as_me:$LINENO: checking for struct stat.st_blocks" >&5
 echo $ECHO_N "checking for struct stat.st_blocks... $ECHO_C" >&6
 if test "${ac_cv_member_struct_stat_st_blocks+set}" = set; then