Enable OpenSSL ENGINE, so crypto hardware gets used. Thanks to Andreas van Cranenburgh.

[oweals/tinc.git] / m4 / openssl.m4

diff --git a/m4/openssl.m4 b/m4/openssl.m4
index 0bc99766796c468ef8098893729385bc5945a568..a5cd0394dbafd3a5dccf3306c5fba75f834caf15 100644 (file)
--- a/m4/openssl.m4
+++ b/m4/openssl.m4
@@ -21,7 +21,7 @@ AC_DEFUN([tinc_OPENSSL],
      LDFLAGS="$LDFLAGS -L$withval"]
   )
 
-  AC_CHECK_HEADERS(openssl/evp.h openssl/rsa.h openssl/rand.h openssl/err.h openssl/sha.h openssl/pem.h,
+  AC_CHECK_HEADERS(openssl/evp.h openssl/rsa.h openssl/rand.h openssl/err.h openssl/sha.h openssl/pem.h openssl/engine.h,
     [],
     [AC_MSG_ERROR([OpenSSL header files not found.]); break]
   )