4 files changed, 19 insertions, 21 deletions
diff --git a/ext/digest/md5/extconf.rb b/ext/digest/md5/extconf.rb
index 5a57fd3eea..dbef0878ca 100644
--- a/ext/digest/md5/extconf.rb
+++ b/ext/digest/md5/extconf.rb
@@ -9,14 +9,13 @@ $INCFLAGS << " -I$(srcdir)/.."
 
 $objs = [ "md5init.#{$OBJEXT}" ]
 
-dir_config("openssl")
-pkg_config("openssl")
-require File.expand_path('../../../openssl/deprecation', __FILE__)
-
 if !with_config("bundled-md5") &&
-    have_library("crypto") && OpenSSL.check_func("MD5_Transform", "openssl/md5.h")
+    (dir_config("openssl")
+     pkg_config("openssl")
+     require File.expand_path('../../../openssl/deprecation', __FILE__)
+     have_library("crypto")) &&
+    OpenSSL.check_func("MD5_Transform", "openssl/md5.h")
   $objs << "md5ossl.#{$OBJEXT}"
-
 else
   $objs << "md5.#{$OBJEXT}"
 end
diff --git a/ext/digest/rmd160/extconf.rb b/ext/digest/rmd160/extconf.rb
index 60131aa554..64ffbd7dc8 100644
--- a/ext/digest/rmd160/extconf.rb
+++ b/ext/digest/rmd160/extconf.rb
@@ -9,12 +9,12 @@ $INCFLAGS << " -I$(srcdir)/.."
 
 $objs = [ "rmd160init.#{$OBJEXT}" ]
 
-dir_config("openssl")
-pkg_config("openssl")
-require File.expand_path('../../../openssl/deprecation', __FILE__)
-
 if !with_config("bundled-rmd160") &&
-    have_library("crypto") && OpenSSL.check_func("RIPEMD160_Transform", "openssl/ripemd.h")
+    (dir_config("openssl")
+     pkg_config("openssl")
+     require File.expand_path('../../../openssl/deprecation', __FILE__)
+     have_library("crypto")) &&
+    OpenSSL.check_func("RIPEMD160_Transform", "openssl/ripemd.h")
   $objs << "rmd160ossl.#{$OBJEXT}"
 else
   $objs << "rmd160.#{$OBJEXT}"
diff --git a/ext/digest/sha1/extconf.rb b/ext/digest/sha1/extconf.rb
index d7e52fe731..c230270e1b 100644
--- a/ext/digest/sha1/extconf.rb
+++ b/ext/digest/sha1/extconf.rb
@@ -9,12 +9,12 @@ $INCFLAGS << " -I$(srcdir)/.."
 
 $objs = [ "sha1init.#{$OBJEXT}" ]
 
-dir_config("openssl")
-pkg_config("openssl")
-require File.expand_path('../../../openssl/deprecation', __FILE__)
-
 if !with_config("bundled-sha1") &&
-    have_library("crypto") && OpenSSL.check_func("SHA1_Transform", "openssl/sha.h")
+    (dir_config("openssl")
+     pkg_config("openssl")
+     require File.expand_path('../../../openssl/deprecation', __FILE__)
+     have_library("crypto")) &&
+    OpenSSL.check_func("SHA1_Transform", "openssl/sha.h")
   $objs << "sha1ossl.#{$OBJEXT}"
 else
   $objs << "sha1.#{$OBJEXT}"
diff --git a/ext/digest/sha2/extconf.rb b/ext/digest/sha2/extconf.rb
index 5ab2d35af5..ac35132250 100644
--- a/ext/digest/sha2/extconf.rb
+++ b/ext/digest/sha2/extconf.rb
@@ -9,12 +9,11 @@ $INCFLAGS << " -I$(srcdir)/.."
 
 $objs = [ "sha2init.#{$OBJEXT}" ]
 
-dir_config("openssl")
-pkg_config("openssl")
-require File.expand_path('../../../openssl/deprecation', __FILE__)
-
 if !with_config("bundled-sha2") &&
-    have_library("crypto") &&
+    (dir_config("openssl")
+     pkg_config("openssl")
+     require File.expand_path('../../../openssl/deprecation', __FILE__)
+     have_library("crypto")) &&
     %w[SHA256 SHA512].all? {|d| OpenSSL.check_func("#{d}_Transform", "openssl/sha.h")} &&
     %w[SHA256 SHA512].all? {|d| have_type("#{d}_CTX", "openssl/sha.h")}
   $objs << "sha2ossl.#{$OBJEXT}"