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--- a/configure.ac
+++ b/configure.ac
@@ -15,16 +15,17 @@ dnl autoconf
dnl --------------------------------------
dnl
-AC_PREREQ(2.62)
+AC_PREREQ([2.62])
dnl --------------------------------------
dnl Initialization
dnl --------------------------------------
dnl
-AC_INIT(Numdiff, 5.9, <ivprimi at libero dot it>, numdiff)
-AC_CONFIG_SRCDIR(numdiff.h)
-AC_CONFIG_HEADER(config.h)
+AC_INIT([Numdiff], [5.9], [ivprimi at libero dot it], [numdiff])
+AC_CONFIG_SRCDIR([numdiff.h])
+AC_CONFIG_HEADERS([config.h])
+
dnl --------------------------------------
dnl My own flags
@@ -103,14 +104,6 @@ dnl ------------------------------------
dnl Checks for header files
dnl --------------------------------------
dnl
-AC_HEADER_STDC
-if test $ac_cv_header_stdc = yes; then
- AC_MSG_RESULT(Ok! I have just found them.)
-else
- AC_MSG_ERROR(Cannot find ANSI C header files!)
-fi
-
-AC_HEADER_STDBOOL
AC_CHECK_HEADERS(fcntl.h locale.h stddef.h \
stdlib.h string.h sys/file.h time.h unistd.h wchar.h wctype.h)
AC_HEADER_DIRENT
@@ -134,9 +127,6 @@ AC_TYPE_SIZE_T
AC_TYPE_PID_T
AC_CHECK_TYPE(ptrdiff_t, int)
AC_CHECK_TYPE(ssize_t, int)
-AC_STRUCT_ST_BLKSIZE
-AC_STRUCT_ST_RDEV
-AC_STRUCT_ST_MTIM_NSEC
dnl AC_TYPE_MODE_T
dnl AC_STRUCT_ST_BLOCKS
@@ -217,7 +207,7 @@ AC_FUNC_FORK
AC_CHECK_FUNCS(localeconv gettimeofday isascii setlocale strchr strftime waitpid)
# setmode DOS ?
-AC_FUNC_SETMODE_DOS
+AC_CHECK_FUNCS([setmode])
# Check for clock_gettime and its library. Solaris puts it in -lrt or
# -lposix4, but we don't want to link that library unless we have to.
@@ -283,7 +273,7 @@ AC_MSG_RESULT(Linker flags = "$LDF
AC_MSG_RESULT(Libraries = "$LIBS")
dnl Remember to include @SET_MAKE@ in Makefile.in !!!
AC_PROG_MAKE_SET
-AC_OUTPUT(Makefile)
+AC_OUTPUT([Makefile])
dnl
dnl --------------------------------------
|
