--- configure.orig	Sat Nov  6 18:47:15 2004
+++ configure	Sat Nov  6 18:51:40 2004
@@ -2985,7 +2985,7 @@
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
-for ac_prog in 'bison -y' byacc
+for ac_prog in byacc
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
@@ -36132,7 +36132,7 @@
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "${ice_re_word}ioctl *$ice_re_params\(\(" >/dev/null 2>&1; then
+  $EGREP "${ice_re_word}\(?ioctl\?) *$ice_re_params\(\(" >/dev/null 2>&1; then
   ice_cv_have_ioctl_decl=yes
 fi
 rm -f conftest*