diff --git a/config.m4.in b/config.m4.in
index 3ff7dd6ee416dfd04a030d79de6a9d7668cb1768..3fdc8fef9b72d5a4ab403ea5572d704278a30260 100644
--- a/config.m4.in
+++ b/config.m4.in
@@ -1,2 +1,3 @@
 define(<srcdir>, <<@srcdir@>>)dnl
 define(<C_NAME>, <@ASM_SYMBOL_PREFIX@><$1>)
+define(<ELF_STYLE>, <@ASM_ELF_STYLE@>)