Remove HAVE_FLOCKFILE and HAVE_GETCUNLOCKED custom defines in favour of AC_CHECK_FUNCS call

acconfig.h

@@ -17,12 +17,6 @@
  ***/
 @TOP@
 
-/** define if flockfile() is available */
-#undef HAVE_FLOCKFILE
-
-/** define if getc_unlocked() is available */
-#undef HAVE_GETCUNLOCKED
-
 /** define if the system has a random number generating device */
 #undef PATH_RANDOMDEV
 

config.h.in

@@ -17,12 +17,6 @@
  *** it does not get installed.
  ***/
 
-/** define if flockfile() is available */
-#undef HAVE_FLOCKFILE
-
-/** define if getc_unlocked() is available */
-#undef HAVE_GETCUNLOCKED
-
 /** define if the system has a random number generating device */
 #undef PATH_RANDOMDEV
 

configure

@@ -16943,24 +16943,6 @@ _ACEOF
 fi
-#
-# flockfile is usually provided by pthreads, but we may want to use it
-# even if compiled with --disable-threads.  getc_unlocked might also not
-# be defined.
-#
-ac_fn_c_check_func "$LINENO" "flockfile" "ac_cv_func_flockfile"
-if test "x$ac_cv_func_flockfile" = xyes; then :
-  $as_echo "#define HAVE_FLOCKFILE 1" >>confdefs.h
-
-fi
-
-ac_fn_c_check_func "$LINENO" "getc_unlocked" "ac_cv_func_getc_unlocked"
-if test "x$ac_cv_func_getc_unlocked" = xyes; then :
-  $as_echo "#define HAVE_GETCUNLOCKED 1" >>confdefs.h
-
-fi
-
-
 #
 # Large File
 #

configure.in

@@ -1526,14 +1526,6 @@ AC_SUBST(ZLIB)
 #
 AC_CHECK_LIB(scf, smf_enable_instance)
 
-#
-# flockfile is usually provided by pthreads, but we may want to use it
-# even if compiled with --disable-threads.  getc_unlocked might also not
-# be defined.
-#
-AC_CHECK_FUNC(flockfile, AC_DEFINE(HAVE_FLOCKFILE),)
-AC_CHECK_FUNC(getc_unlocked, AC_DEFINE(HAVE_GETCUNLOCKED),)
-
 #
 # Large File
 #