diff --git a/gdb/config/irix3.mh b/gdb/config/irix3.mh
index 55dae08c2e3..4c68c6c223c 100644
--- a/gdb/config/irix3.mh
+++ b/gdb/config/irix3.mh
@@ -4,3 +4,4 @@ XM_FILE= xm-irix3.h
 ALLOCA=alloca.o
 ALLOCA1=alloca.o
 MUNCH_DEFINE=-B
+XM_CLIBS=-lbsd