[PATCH 05/11] AC_TRY_COMPILE is deprecated

[Ruben Kerkhof]

---
 configure.ac | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/configure.ac b/configure.ac
index 4ca956b7..75e90629 100644
--- a/configure.ac
+++ b/configure.ac
@@ -242,12 +242,23 @@ esac
 AC_CHECK_HEADER(syslog.h, [AC_DEFINE(HAVE_SYSLOG)])
 AC_CHECK_HEADER(alloca.h, [AC_DEFINE(HAVE_ALLOCA_H)])
 AC_MSG_CHECKING(whether 'struct sockaddr' has sa_len)
-AC_TRY_COMPILE([#include <sys/types.h>
-  #include <sys/socket.h>
-  ], [static struct sockaddr sa; int i = sizeof(sa.sa_len);],
-  [AC_MSG_RESULT(yes)
-  AC_DEFINE(HAVE_SIN_LEN,,sin_len)],
-  AC_MSG_RESULT(no))
+AC_COMPILE_IFELSE([
+  AC_LANG_PROGRAM(
+    [[
+      #include <sys/types.h>
+      #include <sys/socket.h>
+    ]],
+    [[
+      static struct sockaddr sa;
+      int i = sizeof(sa.sa_len);
+    ]]
+  )],
+  [
+    AC_MSG_RESULT(yes)
+    AC_DEFINE(HAVE_SIN_LEN,,sin_len)
+  ],
+  [AC_MSG_RESULT(no)]
+)
 
 AC_C_BIGENDIAN([AC_DEFINE(CPU_BIG_ENDIAN)], [AC_DEFINE(CPU_LITTLE_ENDIAN)],
                 [AC_MSG_ERROR([Cannot determine CPU endianity.])])
-- 
2.12.0