X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fbf%2Fbf_opts.c;h=735d16b764d10fdd1e85e277d888368726e8a378;hp=5cfa60c5373210a0a044a6603c7f38d3539c9ddb;hb=afb2306346ea656388c076b461e5c38f1fc56199;hpb=7dfb0b774e6592dcbfe47015168a0ac8b44e2a17

diff --git a/crypto/bf/bf_opts.c b/crypto/bf/bf_opts.c
index 5cfa60c537..735d16b764 100644
--- a/crypto/bf/bf_opts.c
+++ b/crypto/bf/bf_opts.c
@@ -92,7 +92,8 @@ struct tms {
 #include <sys/timeb.h>
 #endif
 
-#ifdef sun
+#if defined(sun) || defined(__ultrix)
+#define _POSIX_SOURCE
 #include <limits.h>
 #include <sys/param.h>
 #endif