diff --git a/configure1.in b/configure1.in
index d2c4870de45..939aa754930 100755
--- a/configure1.in
+++ b/configure1.in
@@ -1522,8 +1522,8 @@ AC_ALLOCA
 # logb and frexp are found in -lm on most systems.
 AC_HAVE_LIBRARY(-lm)
 AC_HAVE_FUNCS(gettimeofday gethostname dup2 rename closedir mkdir rmdir \
-random rand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid strerror \
-fpathconf)
+random lrand48 bcopy bcmp logb frexp fmod drem ftime res_init setsid \
+strerror fpathconf)
 
 ok_so_far=true
 AC_FUNC_CHECK(socket, , ok_so_far=)