diff --git a/sysa/bash-2.05b/mk/common.mk b/sysa/bash-2.05b/mk/common.mk
index 3cca351..bfaf5ff 100644
--- a/sysa/bash-2.05b/mk/common.mk
+++ b/sysa/bash-2.05b/mk/common.mk
@@ -44,6 +44,7 @@ COMMON_CFLAGS  = \
 	-DHAVE_BZERO \
 	-DHAVE_POSIX_SIGNALS \
 	-DHAVE_GETCWD \
+	-DHAVE_SYS_SIGLIST \
 	-Dendpwent\(x\)=0 \
 	-Denable_hostname_completion\(on_or_off\)=0