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-rw-r--r--configure.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index ae45d083..e98a70e3 100644
--- a/configure.in
+++ b/configure.in
@@ -40,6 +40,10 @@ AC_CHECK_LIB(nsl,inet_addr)
# library. So don't add -lresolv to the link list unless it's necessary
AC_CHECK_FUNC(res_search,, AC_CHECK_LIB(resolv,res_search))
+AC_CHECK_FUNC(strstr, AC_DEFINE(HAVE_STRSTR),
+ [EXTRASRC="$EXTRASRC \$(srcdir)/strstr.c"
+ EXTRAOBJ="$EXTRAOBJ strstr.o"])
+
AC_CHECK_FUNC(strcasecmp, AC_DEFINE(HAVE_STRCASECMP),
[EXTRASRC="$EXTRASRC \$(srcdir)/strcasecmp.c"
EXTRAOBJ="$EXTRAOBJ strcasecmp.o"])