remove setting of 'RC_IS_RC' variable in Autotools

The last use of this was removed in 6faa34010f947510ec129af2d998614de8a513ed.

diff --git a/configure.ac b/configure.ac
index b160fb6580a55ba5205ceeb32954d75f5d95e390..eb60326197a797cb9fabac195351c1193ae8ca7f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -356,7 +356,6 @@ fi
 #  DEC : Enable NaN/Inf
 
 if test "${GCC}" != "yes" ; then
-    AC_CHECK_PROGS(RC,rc,false)
     case "${build}" in
         *-*-hpux* )
            CFLAGS="${CFLAGS} -Wp,-H30000"
@@ -372,7 +371,6 @@ if test "${GCC}" != "yes" ; then
            ;;
     esac
 else
-    AC_CHECK_PROGS(RC,[windres ${host}-windres],false)
     case "${build}" in
     *-dec-osf* )
       CFLAGS="${CFLAGS} -mieee -Wall"
@@ -393,8 +391,6 @@ else
     esac
 fi
 
-AM_CONDITIONAL(RC_IS_RC, [test "x$RC" = "xrc"])
-
 # debug
 AC_ARG_ENABLE([debug],
        AS_HELP_STRING([--enable-debug],[Compile the debug version (default: disabled)]),