From 025596757ccd21226b3306b11cc7c8d94b6f7a6f Mon Sep 17 00:00:00 2001
From: Wayne Davison <wayne@opencoder.net>
Date: Sun, 16 Oct 2022 10:28:58 -0700
Subject: [PATCH] Silence autoconf warnings.

---
 configure.ac    | 16 +++++++---------
 m4/have_type.m4 |  1 -
 rsync.h         |  8 +-------
 3 files changed, 8 insertions(+), 17 deletions(-)

diff --git a/configure.ac b/configure.ac
index 8ad6137e2..a2c995587 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,6 @@ AC_INIT([rsync],[ ],[https://rsync.samba.org/bug-tracking.html])
 
 AC_C_BIGENDIAN
 AC_HEADER_DIRENT
-AC_HEADER_TIME
 AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
     unistd.h utime.h compat.h sys/param.h ctype.h sys/wait.h sys/stat.h \
@@ -20,7 +19,7 @@ AC_HEADER_MAJOR_FIXED
 
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR([byteorder.h])
-AC_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS([config.h])
 AC_PREREQ([2.69])
 
 PACKAGE_VERSION=`sed -n 's/.*RSYNC_VERSION.*"\(.*\)".*/\1/p' <$srcdir/version.h`
@@ -61,7 +60,6 @@ AC_PROG_AWK
 AC_PROG_EGREP
 AC_PROG_INSTALL
 AC_PROG_MKDIR_P
-AC_PROG_CC_STDC
 AC_SUBST(SHELL)
 AC_PATH_PROG([PERL], [perl])
 AC_PATH_PROG([PYTHON3], [python3])
@@ -390,7 +388,7 @@ AS_HELP_STRING([--disable-ipv6],[disable to omit ipv6 support]),
 	;;
   esac ],
 
-  AC_TRY_RUN([ /* AF_INET6 availability check */
+  AC_RUN_IFELSE([AC_LANG_SOURCE([[ /* AF_INET6 availability check */
 #include <stdlib.h>
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -401,11 +399,11 @@ main()
    else
      exit(0);
 }
-],
-  AC_MSG_RESULT(yes)
-  AC_DEFINE(INET6, 1, [true if you have IPv6]),
-  AC_MSG_RESULT(no),
-  AC_MSG_RESULT(no)
+]])],
+  [AC_MSG_RESULT(yes)
+  AC_DEFINE(INET6, 1, true if you have IPv6)],
+  [AC_MSG_RESULT(no)],
+  [AC_MSG_RESULT(no)]
 ))
 
 dnl Do you want to disable use of locale functions
diff --git a/m4/have_type.m4 b/m4/have_type.m4
index 704ca33b5..12fc719e8 100644
--- a/m4/have_type.m4
+++ b/m4/have_type.m4
@@ -1,6 +1,5 @@
 dnl AC_HAVE_TYPE(TYPE,INCLUDES)
 AC_DEFUN([AC_HAVE_TYPE], [
-AC_REQUIRE([AC_HEADER_STDC])
 cv=`echo "$1" | sed 'y%./+- %__p__%'`
 AC_MSG_CHECKING(for $1)
 AC_CACHE_VAL([ac_cv_type_$cv],
diff --git a/rsync.h b/rsync.h
index 2c5e5376b..d3709fe0f 100644
--- a/rsync.h
+++ b/rsync.h
@@ -366,16 +366,10 @@ enum delret {
 #include <sys/socket.h>
 #endif
 
-#ifdef TIME_WITH_SYS_TIME
-#include <sys/time.h>
-#include <time.h>
-#else
 #ifdef HAVE_SYS_TIME_H
 #include <sys/time.h>
-#else
-#include <time.h>
-#endif
 #endif
+#include <time.h>
 
 #ifdef HAVE_FCNTL_H
 #include <fcntl.h>
-- 
2.47.2