m4/pdns_check_libcrypto_ecdsa.m4

   1 AC_DEFUN([PDNS_CHECK_LIBCRYPTO_ECDSA], [
   2   AC_REQUIRE([PDNS_CHECK_LIBCRYPTO])
   3   libcrypto_ecdsa=yes
   4   AC_CHECK_HEADER([openssl/ecdsa.h], [
   5     AC_CHECK_DECLS([NID_X9_62_prime256v1, NID_secp384r1], [ : ], [
   6       libcrypto_ecdsa=no
   7     ], [AC_INCLUDES_DEFAULT
   8 #include <openssl/evp.h>
   9     ])
  10   ], [
  11     libcrypto_ecdsa=no
  12   ])
  13
  14   AS_IF([test "x$libcrypto_ecdsa" = "xyes"], [
  15     AC_DEFINE([HAVE_LIBCRYPTO_ECDSA], [1], [define to 1 if OpenSSL ecdsa support is available.])
  16   ])
  17 ])