+if test "$tinc_cv_openssl_include" != "none given" ; then
+ INCLUDES="$INCLUDES -I$tinc_cv_openssl_include"
+fi
+
+osi=found
+AC_CHECK_HEADERS(evp.h rsa.h rand.h err.h sha.h,
+[], [osi=none; break])
+
+if test "$osi" = "none" ; then
+ osi=found
+ AC_CHECK_HEADERS(openssl/evp.h openssl/rsa.h openssl/rand.h openssl/err.h openssl/sha.h,
+ [], [osi=none; break])