+if test "x$mono_feature_disable_sgen_remset" = "xyes"; then
+ AC_DEFINE(DISABLE_SGEN_REMSET, 1, [Disable wbarrier=remset support in SGEN.])
+ AC_MSG_NOTICE([Disabled wbarrier=remset support in SGEN.])
+fi
+
+if test "x$mono_feature_disable_sgen_marksweep_par" = "xyes"; then
+ AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_PAR, 1, [Disable major=marksweep-par support in SGEN.])
+ AC_MSG_NOTICE([Disabled major=marksweep-par support in SGEN.])
+fi
+
+if test "x$mono_feature_disable_sgen_marksweep_fixed" = "xyes"; then
+ AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED, 1, [Disable major=marksweep-fixed support in SGEN.])
+ AC_MSG_NOTICE([Disabled major=marksweep-fixed support in SGEN.])
+fi
+
+if test "x$mono_feature_disable_sgen_marksweep_fixed_par" = "xyes"; then
+ AC_DEFINE(DISABLE_SGEN_MAJOR_MARKSWEEP_FIXED_PAR, 1, [Disable major=marksweep-fixed-par support in SGEN.])
+ AC_MSG_NOTICE([Disabled major=marksweep-fixed-par support in SGEN.])
+fi
+
+if test "x$mono_feature_disable_sgen_copying" = "xyes"; then
+ AC_DEFINE(DISABLE_SGEN_MAJOR_COPYING, 1, [Disable major=copying support in SGEN.])
+ AC_MSG_NOTICE([Disabled major=copying support in SGEN.])
+fi
+