X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=configure.ac;h=54f9fe1cfec169fa544d49a673860e2b9c207ca3;hp=053996d1606b13a1ff3da085d59a0f1451f065af;hb=ddecac81e92694005c8577ea7246caeeefe8361b;hpb=6a0aa10c781d3535670682c127bb32b91e37bbda

diff --git a/configure.ac b/configure.ac
index 053996d1..54f9fe1c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -96,8 +96,14 @@ AC_CHECK_HEADER(openssl/ssl.h, [], [HAVE_OPENSSL=no])
 AC_CHECK_LIB([crypto], [RAND_bytes], [], [HAVE_OPENSSL=no])
 LIB_SUBST_FLAGS(openssl)
 if test $HAVE_OPENSSL = yes; then
-	AC_CHECK_LIB([crypto], [RSA_set0_key],
-		AC_DEFINE([HAVE_RSA_SET0_KEY], [1], [openssl-1.1]))
+	HAVE_RSA_SET0_KEY=yes
+	AC_CHECK_DECL([RSA_set0_key], [], [], [#include <openssl/rsa.h>])
+	AC_CHECK_LIB([crypto], [RSA_set0_key], [], [])
+	if test "$ac_cv_have_decl_RSA_set0_key" != "$ac_cv_lib_crypto_RSA_set0_key"; then
+		AC_MSG_ERROR([openssl header/library mismatch])
+	fi
+	test "$ac_cv_have_decl_RSA_set0_key" = yes &&
+		AC_DEFINE([HAVE_RSA_SET0_KEY], [1], [openssl >= 1.1])
 fi
 UNSTASH_FLAGS
 ######################################################################### gcrypt