[gftp/autotools: 3/12] configure.ca: Do not use deprecated autoconf macros

[Javier Jardón <jjardon src gnome org>]

commit b6ca826ada7f597db702a93c0003c0910894971e
Author: Javier Jardón <jjardon gnome org>
Date:   Sun Sep 29 23:18:35 2013 +0100

    configure.ca: Do not use deprecated autoconf macros

 acinclude.m4          |   14 --------------
 configure.ac          |   18 +++---------------
 src/uicommon/gftpui.c |    4 ++--
 3 files changed, 5 insertions(+), 31 deletions(-)
---
diff --git a/acinclude.m4 b/acinclude.m4
index ec9f294..a531827 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -41,17 +41,3 @@ AC_DEFUN([AC_INTL_PRINTF],
      AC_MSG_RESULT(yes)],
     [AC_MSG_RESULT(no)])
   ])
-
-# serial 1
-
-dnl Brian Masney <masneyb gftp org>
-
-AC_DEFUN([AC_TYPE_INTPTR_T],
-  [AC_MSG_CHECKING([for intptr_t in stdint.h])
-   AC_TRY_COMPILE([#include <stdint.h>],
-   [intptr_t i = 0;],
-     [AC_MSG_RESULT(yes)],
-     [AC_DEFINE(intptr_t,long,Need to define intptr_t as a long because it should be in stdint.h)
-      AC_MSG_RESULT(no)])
-  ])
-
diff --git a/configure.ac b/configure.ac
index dc21cf8..2c1348e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,11 +1,11 @@
 dnl Process this file with autoconf to produce a configure script.
 
-AC_INIT(lib/gftp.h)
+AC_INIT
+AC_CONFIG_SRCDIR([lib/gftp.h])
+AC_CONFIG_HEADERS([config.h])
 
-AM_CONFIG_HEADER(config.h)
 AM_INIT_AUTOMAKE(gftp,2.0.19)
 
-AC_GNU_SOURCE
 AC_USE_SYSTEM_EXTENSIONS
 
 AC_ARG_ENABLE(gtk20, 
@@ -36,9 +36,6 @@ AC_PROG_CC
 AC_EXEEXT
 AC_PROG_RANLIB
 AC_SYS_LARGEFILE
-dnl AC_ISC_POSIX
-AM_C_PROTOTYPES
-AC_C_CONST
 AC_C_INLINE
 AC_INTL_PRINTF
 
@@ -49,27 +46,18 @@ AC_PROG_INSTALL
 AC_PROG_LN_S
 AC_PROG_MAKE_SET
 
-AC_HEADER_DIRENT
 AC_HEADER_STDC
-AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS(fcntl.h libutil.h limits.h malloc.h pty.h strings.h sys/ioctl.h sys/time.h unistd.h 
stdint.h sys/mkdev.h inttypes.h)
 
-dnl AM_TYPE_PTRDIFF_T
 AC_TYPE_SOCKLEN_T
 AC_TYPE_MODE_T
 AC_TYPE_INTPTR_T
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
-AC_HEADER_TIME
-AC_STRUCT_TM
 AC_CHECK_SIZEOF(off_t)
 
 AC_FUNC_ALLOCA
-AC_PROG_GCC_TRADITIONAL
 AC_FUNC_MMAP
-AC_TYPE_SIGNAL
-AC_FUNC_STRFTIME
-AC_FUNC_UTIME_NULL
 AC_CHECK_FUNCS(gai_strerror getaddrinfo getcwd gettimeofday getwd mkdir mktime putenv rmdir select socket 
strdup strstr strtod strtol uname grantpt openpty getdtablesize)
 
 # This is needed by fsplib. This check is from configure.ac in that distribution.
diff --git a/src/uicommon/gftpui.c b/src/uicommon/gftpui.c
index a7a3d5d..3a0e51f 100644
--- a/src/uicommon/gftpui.c
+++ b/src/uicommon/gftpui.c
@@ -97,7 +97,7 @@ gftpui_common_run_callback_function (gftpui_callback_data * cdata)
 }
 
 
-static RETSIGTYPE
+static void
 gftpui_common_signal_handler (int signo)
 {
   signal (signo, gftpui_common_signal_handler);
@@ -107,7 +107,7 @@ gftpui_common_signal_handler (int signo)
 }
 
 
-static RETSIGTYPE
+static void
 gftpui_common_sig_child (int signo)
 {
   int ret;