From cbffab246997fb5a06211dfb706b54e5ae5bb59f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 16:58:51 +0200
Subject: Adding upstream version 1.21.22.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 m4/dpkg-types.m4 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 m4/dpkg-types.m4

(limited to 'm4/dpkg-types.m4')

diff --git a/m4/dpkg-types.m4 b/m4/dpkg-types.m4
new file mode 100644
index 0000000..a17a345
--- /dev/null
+++ b/m4/dpkg-types.m4
@@ -0,0 +1,52 @@
+# serial 1
+# Copyright © 2005 Scott James Remnant <scott@netsplit.com>
+# Copyright © 2009-2011 Guillem Jover <guillem@debian.org>
+
+# DPKG_TYPE_PTRDIFF_T
+# -------------------
+# Check for the ptrdiff_t type, defining to int if not defined
+AC_DEFUN([DPKG_TYPE_PTRDIFF_T], [
+  AC_CHECK_TYPE([ptrdiff_t], [], [
+    AC_DEFINE_UNQUOTED([ptrdiff_t], [int],
+      [Define to 'int' if <malloc.h> does not define.])
+  ])
+])# DPKG_TYPE_PTRDIFF_T
+
+# DPKG_DECL_SYS_SIGLIST
+# ---------------------
+# Check for the sys_siglist variable in either signal.h or unistd.h
+AC_DEFUN([DPKG_DECL_SYS_SIGLIST], [
+  AC_CHECK_HEADERS([unistd.h])
+  AC_CHECK_DECLS([sys_siglist], [], [], [[
+#include <signal.h>
+/* NetBSD declares sys_siglist in unistd.h.  */
+#if HAVE_UNISTD_H
+#  include <unistd.h>
+#endif
+  ]])
+])# DPKG_DECL_SYS_SIGLIST
+
+# DPKG_DECL_SYS_ERRLIST
+# ---------------------
+# Check for the sys_errlist and sys_nerr variables in either errno.h or
+# stdio.h
+AC_DEFUN([DPKG_DECL_SYS_ERRLIST], [
+  AC_CHECK_DECLS([sys_errlist, sys_nerr], [], [], [[
+#include <errno.h>
+/* glibc declares sys_errlist in stdio.h.  */
+#include <stdio.h>
+  ]])
+  AM_CONDITIONAL([HAVE_SYS_ERRLIST],
+    [test "x$ac_cv_have_decl_sys_errlist" = "xyes" && \
+     test "x$ac_cv_have_decl_sys_nerr" = "xyes"])
+])# DPKG_DECL_SYS_SIGLIST
+
+# DPKG_CHECK_DECL([DECL], [HEADER])
+# ---------------
+# Define HAVE_DECL to 1 if declared in HEADER
+AC_DEFUN([DPKG_CHECK_DECL], [
+  AC_CHECK_DECL([$1], [
+    AC_DEFINE(AS_TR_CPP([HAVE_$1]), [1],
+      [Define to 1 if ']$1[' is declared in <$2>])
+  ], [], [[#include <$2>]])
+])# DPKG_CHECK_DECL
-- 
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