--- /dev/null
+#serial 12
+
+# Copyright (C) 2000, 2001, 2003, 2004, 2005, 2006 Free Software
+# Foundation, Inc.
+
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+dnl From Jim Meyering
+
+AC_DEFUN([gl_TIMESPEC],
+[
+ dnl Prerequisites of lib/timespec.h.
+ AC_REQUIRE([AC_C_INLINE])
+ AC_REQUIRE([AC_HEADER_TIME])
+ AC_CHECK_HEADERS_ONCE(sys/time.h)
+ gl_CHECK_TYPE_STRUCT_TIMESPEC
+
+ dnl Persuade glibc and Solaris <time.h> to declare nanosleep.
+ AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+
+ AC_CHECK_DECLS(nanosleep, , , [#include <time.h>])
+])
+
+dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared
+dnl in time.h or sys/time.h.
+
+AC_DEFUN([gl_CHECK_TYPE_STRUCT_TIMESPEC],
+[
+ dnl Persuade pedantic Solaris to declare struct timespec.
+ AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
+
+ AC_REQUIRE([AC_HEADER_TIME])
+ AC_CHECK_HEADERS_ONCE(sys/time.h)
+ AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec,
+ [AC_TRY_COMPILE(
+ [
+# if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+# else
+# if HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# include <time.h>
+# endif
+# endif
+ ],
+ [static struct timespec x; x.tv_sec = x.tv_nsec;],
+ fu_cv_sys_struct_timespec=yes,
+ fu_cv_sys_struct_timespec=no)
+ ])
+
+ if test $fu_cv_sys_struct_timespec = yes; then
+ AC_DEFINE(HAVE_STRUCT_TIMESPEC, 1,
+ [Define if struct timespec is declared in <time.h>. ])
+ fi
+])