1 files changed, 3 insertions, 1 deletions

diff --git a/configure.ac b/configure.ac
index a6f947eb8..1527a13dc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2345,6 +2345,7 @@ if test "x$openssl" = "xyes" ; then
         AC_MSG_CHECKING([OpenSSL header version])
         AC_RUN_IFELSE(
                 [AC_LANG_PROGRAM([[
+        #include <stdlib.h>
         #include <stdio.h>
         #include <string.h>
         #include <openssl/opensslv.h>
@@ -2357,7 +2358,8 @@ if test "x$openssl" = "xyes" ; then
                 if(fd == NULL)
                         exit(1);
 
-                if ((rc = fprintf(fd ,"%08x (%s)\n", OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
+                if ((rc = fprintf(fd ,"%08lx (%s)\n",
+                    (unsigned long)OPENSSL_VERSION_NUMBER, OPENSSL_VERSION_TEXT)) <0)
                         exit(1);
 
                 exit(0);