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-rw-r--r--ext/digest/sha2/extconf.rb3
1 files changed, 2 insertions, 1 deletions
diff --git a/ext/digest/sha2/extconf.rb b/ext/digest/sha2/extconf.rb
index e546e3a..d4af870 100644
--- a/ext/digest/sha2/extconf.rb
+++ b/ext/digest/sha2/extconf.rb
@@ -11,9 +11,10 @@ $objs = [ "sha2init.#{$OBJEXT}" ]
dir_config("openssl")
if !with_config("bundled-sha2") &&
- have_library("crypto") && have_header("openssl/sha.h") &&
+ have_library("crypto") &&
%w[SHA256 SHA512].all? {|d| have_func("#{d}_Transform", "openssl/sha.h")}
$objs << "sha2ossl.#{$OBJEXT}"
+ $defs << "-DSHA2_USE_OPENSSL"
else
have_type("u_int8_t")
$objs << "sha2.#{$OBJEXT}"