diff --git a/jss-WindowsCompileFix.patch b/jss-WindowsCompileFix.patch
new file mode 100644
index 0000000..20e2ea3
--- /dev/null
+++ b/jss-WindowsCompileFix.patch
@@ -0,0 +1,32 @@
+diff -up jss-4.2.6/mozilla/security/jss/org/mozilla/jss/ssl/SSLSocket.c.cfu jss-4.2.6/mozilla/security/jss/org/mozilla/jss/ssl/SSLSocket.c
+--- jss-4.2.6/mozilla/security/jss/org/mozilla/jss/ssl/SSLSocket.c.cfu	2015-04-23 13:25:45.104249135 -0700
++++ jss-4.2.6/mozilla/security/jss/org/mozilla/jss/ssl/SSLSocket.c	2015-04-23 13:39:29.958813779 -0700
+@@ -49,10 +49,12 @@
+ 
+ #ifdef WINNT
+ #include <private/pprio.h>
++#define AF_INET6 23
+ #endif 
+ 
+ #ifdef WIN32
+ #include <winsock.h>
++#define AF_INET6 23
+ #endif
+ 
+ 
+@@ -66,6 +68,7 @@ Java_org_mozilla_jss_ssl_SSLSocket_setSS
+ {
+     SECStatus status;
+     SSLVersionRange vrange;
++    SSLVersionRange supported_range;
+ 
+     if (ssl_variant <0 || ssl_variant >= JSSL_enums_size|| 
+             min <0 || min >= JSSL_enums_size ||
+@@ -80,7 +83,6 @@ Java_org_mozilla_jss_ssl_SSLSocket_setSS
+     vrange.max = JSSL_enums[max];
+ 
+     /* get supported range */
+-    SSLVersionRange supported_range;
+     status = SSL_VersionRangeGetSupported(JSSL_enums[ssl_variant],
+                 &supported_range);
+     if( status != SECSuccess ) {
diff --git a/jss-WindowsLoadLibrary.patch b/jss-WindowsLoadLibrary.patch
new file mode 100644
index 0000000..23b8913
--- /dev/null
+++ b/jss-WindowsLoadLibrary.patch
@@ -0,0 +1,30 @@
+diff -up jss-4.2.6/mozilla/security/jss/org/mozilla/jss/CryptoManager.java.cfu jss-4.2.6/mozilla/security/jss/org/mozilla/jss/CryptoManager.java
+--- jss-4.2.6/mozilla/security/jss/org/mozilla/jss/CryptoManager.java.cfu	2015-07-08 12:02:13.192000000 +0200
++++ jss-4.2.6/mozilla/security/jss/org/mozilla/jss/CryptoManager.java	2015-07-08 12:04:56.213000000 +0200
+@@ -1404,17 +1404,23 @@ public final class CryptoManager impleme
+     synchronized static void loadNativeLibraries()
+     {
+         if( ! mNativeLibrariesLoaded ) {
+-            try {
++            try { // 64 bit rhel/fedora
+                 System.load( "/usr/lib64/jss/libjss4.so" );
+                 Debug.trace(Debug.VERBOSE, "jss library loaded");
+                 mNativeLibrariesLoaded = true;
+             } catch( UnsatisfiedLinkError e ) {
+-                try {
++                try { // 32 bit rhel/fedora
+                     System.load( "/usr/lib/jss/libjss4.so" );
+                     Debug.trace(Debug.VERBOSE, "jss library loaded");
+                     mNativeLibrariesLoaded = true;
+                 } catch( UnsatisfiedLinkError f ) {
+-                    Debug.trace(Debug.VERBOSE, "jss library load failed");
++                    try {// possibly other platforms
++                        System.loadLibrary( "jss4" );
++                        Debug.trace(Debug.VERBOSE, "jss library loaded");
++                        mNativeLibrariesLoaded = true;
++                    } catch( UnsatisfiedLinkError g ) {
++                        Debug.trace(Debug.VERBOSE, "jss library load failed");
++                    }
+                 }
+             }
+         }
diff --git a/jss.spec b/jss.spec
index cc15c1c..ee3e953 100644
--- a/jss.spec
+++ b/jss.spec
@@ -1,6 +1,6 @@
 Name:           jss
 Version:        4.2.6
-Release:        41%{?dist}
+Release:        42%{?dist}
 Summary:        Java Security Services (JSS)
 
 Group:          System Environment/Libraries
@@ -48,11 +48,13 @@ Patch23:        jss-fixed-build-issue-on-F17-or-newer.patch
 Patch24:        jss-SHA-OID-fix.patch
 Patch25:        jss-RC4-strengh-verify.patch
 Patch26:        jss-support-TLS1_1-TLS1_2.patch
-Patch27:        jss-Fixed-build-failures.patch
-Patch28:        jss-VerifyCertificate-enhancement.patch
-Patch29:        jss-lunasaUnwrap.patch
-Patch30:        jss-symkey-enhancements.patch
-Patch31:        jss-crmf-envelopedData.patch
+Patch27:        jss-WindowsCompileFix.patch
+Patch28:        jss-WindowsLoadLibrary.patch
+Patch29:        jss-Fixed-build-failures.patch
+Patch30:        jss-VerifyCertificate-enhancement.patch
+Patch31:        jss-lunasaUnwrap.patch
+Patch32:        jss-symkey-enhancements.patch
+Patch33:        jss-crmf-envelopedData.patch
 
 
 %description
@@ -101,6 +103,8 @@ This package contains the API documentation for JSS.
 %patch29 -p1
 %patch30 -p1
 %patch31 -p1
+%patch32 -p1
+%patch33 -p1
 
 %build
 [ -z "$JAVA_HOME" ] && export JAVA_HOME=%{_jvmdir}/java
@@ -205,6 +209,12 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Tue Aug 9 2016 Christina Fu <cfu@redhat.com> - 4.2.6-42
+- Sync up patches from both Fedora and RHEL; adding two patches
+  (cfu, edewata, mharmsen) from RHEL:
+- Bugzilla Bug #1238450 - UnsatisfiedLinkError on Windows (cfu)
+- make it compile on Windows platforms (cfu for nhosoi)
+
 * Fri Jun 24 2016 Christina Fu <cfu@redhat.com> - 4.2.6-41
 - Bugzilla 1221295 jss fails to decode EncryptedKey >> EnvelopedData
   (cfu for roysjosh@gmail.com)