configure.ac: Use modern version of `AC_CHECK_TYPES'.

[catacomb] / configure.ac

diff --git a/configure.ac b/configure.ac
index 86f7944..6171efd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -216,10 +216,19 @@ dnl Find out if we're cross-compiling.
 AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes])
 
 dnl Various standard types.
-AC_CHECK_TYPE([pid_t], [int])
+AC_CHECK_TYPE([pid_t], [],
+  [AC_DEFINE([pid_t], [int],
+     [Define to `int' if <sys/types.h> does not define])])
 AC_TYPE_UID_T
-AC_CHECK_TYPE([ssize_t], [int])
-AC_CHECK_TYPE([socklen_t], [int])
+AC_CHECK_TYPE([ssize_t], [],
+  [AC_DEFINE([ssize_t], [int],
+     [Define to `int' if <sys/types.h> does not define])])
+AC_CHECK_TYPE([socklen_t], [],
+  [AC_DEFINE([socklen_t], [int],
+     [Define to `int' if <sys/socket.h> does not define])],
+  [AC_INCLUDES_DEFAULT
+#include <sys/socket.h>
+])
 
 dnl The maths library.
 mdw_ORIG_LIBS=$LIBS LIBS=
@@ -231,7 +240,7 @@ LIBS=$mdw_ORIG_LIBS
 dnl Find out whether very long integer types are available.
 AC_CHECK_HEADERS([stdint.h])
 AC_SUBST([have_stdint_h])
-AC_C_LONG_LONG
+AX_C_LONG_LONG
 
 dnl Some equipment wanted for checking CPU features at runtime.
 AC_CHECK_HEADERS([asm/hwcap.h])