Remove invocations of unneeded macros.

diff --git a/configure.ac b/configure.ac
index 1ab373c54d9aa98814849ded6c41265a91003bdd..c0c61bc9a973b069800c1b9840a33582e2cef877 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -27,8 +27,6 @@ echo ""
 orig_CXXFLAGS="$CXXFLAGS"
 
 dnl# Checks for programs.
-dnl AC_MAKE_SET
-
 AC_PROG_CC
 AC_PROG_CXX
 AC_PROG_CPP
@@ -484,7 +482,6 @@ fi
 dnl# --------------------------------------------------------------------------
 dnl# CHECKING FOR HEADER FILES
 dnl# --------------------------------------------------------------------------
-AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS( \
        assert.h \
        fcntl.h \
@@ -505,8 +502,6 @@ AC_CHECK_HEADERS( \
        clocale \
 )
 
-AC_HEADER_TIME
-
 dnl# check to allow both <termios.h> and <sys/ioctl.h>
 AC_CACHE_CHECK(whether termios.h and sys/ioctl.h may both be included, rxvt_cv_header_sysioctl,
 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
@@ -536,11 +531,6 @@ if test x$rxvt_xlib_illegal_access = xyes; then
    AC_DEFINE(XLIB_ILLEGAL_ACCESS, 1, Define ONLY iff Xlib.h supports it)
 fi
 
-AC_C_CONST
-AC_C_INLINE
-
-dnl> AC_HEADER_STDC     dnl# skip this test, Sun always fails anyhow.
-
 dnl# --------------------------------------------------------------------------
 dnl# CHECKING FOR MISSING TYPEDEFS
 dnl# --------------------------------------------------------------------------
@@ -633,9 +623,6 @@ AC_SUBST(rxvt_u_intp_define)
 dnl# --------------------------------------------------------------------------
 dnl# CHECKING FOR LIBRARY FUNCTIONS
 dnl# --------------------------------------------------------------------------
-AC_TYPE_SIGNAL
-dnl> AC_FUNC_VPRINTF
-
 AC_CHECK_FUNCS(unsetenv)
 
 UTMP_CHECK