diff --git a/scripts/build-w32.sh b/scripts/build-w32.sh
index 8c2830593..0c760c0e7 100755
--- a/scripts/build-w32.sh
+++ b/scripts/build-w32.sh
@@ -190,7 +190,7 @@ END_OF_README
  LDFLAGS="-L${LIBUSB_1_0_BIN_PATH}/MinGW32/dll"
 
 
-make install
+make -j 4 install
 
 mkdir -p ${ZIP_DIR}/bin ${ZIP_DIR}/lib/msvc ${ZIP_DIR}/lib/gcc ${ZIP_DIR}/include ${ZIP_DIR}/doc
 cp -a src/libhamlib.def ${ZIP_DIR}/lib/msvc/libhamlib-4.def; todos ${ZIP_DIR}/lib/msvc/libhamlib-4.def
@@ -222,12 +222,35 @@ cp -a /usr/i686-w64-mingw32/lib/libwinpthread-1.dll ${ZIP_DIR}/bin/.
 cp -a ${LIBUSB_1_0_BIN_PATH}/MinGW32/dll/libusb-1.0.dll ${ZIP_DIR}/bin/libusb-1.0.dll
 
 # Required for MinGW with GCC 6.3
+FILE="/usr/lib/gcc/i686-w64-mingw32/6.3-posix/libgcc_s_sjlj-1.dll"
+if test -f "$FILE"; then
 cp -a /usr/lib/gcc/i686-w64-mingw32/6.3-posix/libgcc_s_sjlj-1.dll ${ZIP_DIR}/bin/libgcc_s_sjlj-1.dll
+cp -a ${FILE} ${ZIP_DIR}/bin/libgcc_s_sjlj-1.dll
+fi
 
+# Required for MinGW with GCC 8.3
+FILE="/usr/lib/gcc/i686-w64-mingw32/8.3-posix/libgcc_s_sjlj-1.dll"
+if test -f "$FILE"; then
+cp -a ${FILE} ${ZIP_DIR}/bin/libgcc_s_sjlj-1.dll
+fi
+
+pushd .
+cd ${ZIP_DIR}/lib/msvc/
 ## Need VC++ free toolkit installed (default Wine directory installation shown)
 # Path for 2003 version of Visual C++ Toolkit
-#-( cd ${ZIP_DIR}/lib/msvc/ && wine ~/.wine/drive_c/Program\ Files/Microsoft\ Visual\ C++\ Toolkit\ 2003/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def )
-# Path for Current version of Visual Studio
-( cd ${ZIP_DIR}/lib/msvc/ && wine ~/.wine/drive_c/Program\ Files\ (x86)\/Microsoft\ Visual\ Studio/2017/BuildTools/VC/Tools/MSVC/14.16.27023/bin/Hostx64/x86/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def )
-
+#wine ~/.wine/drive_c/Program\ Files/Microsoft\ Visual\ C++\ Toolkit\ 2003/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def
+# Path for 2017 version of Visual Studio
+wine ~/.wine/drive_c/Program\ Files\ \(x86\)/Microsoft\ Visual\ Studio/2017/BuildTools/VC/Tools/MSVC/14.16.27023/bin/Hostx64/x86/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def
+if [ $? -ne 0 ];then
+echo Did not find 2017 link.exe...trying 2019
+# Path for 2019 version Visual Studio Community
+wine ~/.wine/drive_c/Program\ Files\ \(x86\)/Microsoft\ Visual\ Studio/2019/Community/VC/Tools/MSVC/14.25.28610/bin/Hostx64/x86/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def
+fi
+if [ $? -ne 0 ]; then
+echo Cannot find MSVC link executable!!
+echo You must put in your own path in here
+popd
+exit 1
+fi
+popd
 /usr/bin/zip -r ${HL_FILENAME}.zip `basename ${ZIP_DIR}`
diff --git a/scripts/build-w64.sh b/scripts/build-w64.sh
index 873ff19f7..ff702019f 100644
--- a/scripts/build-w64.sh
+++ b/scripts/build-w64.sh
@@ -190,7 +190,7 @@ END_OF_README
  LDFLAGS="-L${LIBUSB_1_0_BIN_PATH}/MinGW64/dll"
 
 
-make install
+make -j 4 install
 
 mkdir -p ${ZIP_DIR}/bin  ${ZIP_DIR}/lib/gcc ${ZIP_DIR}/include ${ZIP_DIR}/doc ${ZIP_DIR}/lib/msvc # ${ZIP_DIR}/pdf
 cp -a src/libhamlib.def ${ZIP_DIR}/lib/msvc/libhamlib-4.def; todos ${ZIP_DIR}/lib/msvc/libhamlib-4.def
@@ -222,9 +222,41 @@ cp -a /usr/x86_64-w64-mingw32/lib/libwinpthread-1.dll ${ZIP_DIR}/bin/.
 cp -a ${LIBUSB_1_0_BIN_PATH}/MinGW64/dll/libusb-1.0.dll ${ZIP_DIR}/bin/libusb-1.0.dll
 
 # Required for MinGW with GCC 6.3
-cp -a /usr/lib/gcc/x86_64-w64-mingw32/6.3-posix/libgcc_s_seh-1.dll ${ZIP_DIR}/bin/libgcc_s_seh-1.dll
+FILE= /usr/lib/gcc/i686-w64-mingw32/6.3-posix/libgcc_s_sjlj-1.dll
+if test -f "$FILE"; then
+cp -a /usr/lib/gcc/i686-w64-mingw32/6.3-posix/libgcc_s_sjlj-1.dll ${ZIP_DIR}/bin/libgcc_s_sjlj-1.dll
+cp -a ${FILE} ${ZIP_DIR}/bin/libgcc_s_sjlj-1.dll
+fi
+
+# Required for MinGW with GCC 8.3
+FILE= /usr/lib/gcc/i686-w64-mingw32/8.3-posix/libgcc_s_sjlj-1.dll
+if test -f "$FILE"; then
+cp -a ${FILE} ${ZIP_DIR}/bin/libgcc_s_sjlj-1.dll
+fi
+
+pushd .
+cd ${ZIP_DIR}/lib/msvc/
 
 ## Need VC++ free toolkit installed (default Wine directory installation shown)
-( cd ${ZIP_DIR}/lib/msvc/ && wine ~/.wine/drive_c/Program\ Files/Microsoft\ Visual\ C++\ Toolkit\ 2003/bin/link.exe /lib /machine:amd64 /def:libhamlib-4.def )
+wine ~/.wine/drive_c/Program\ Files/Microsoft\ Visual\ C++\ Toolkit\ 2003/bin/link.exe /lib /machine:amd64 /def:libhamlib-4.def
 
-zip -r ${HL_FILENAME}.zip `basename ${ZIP_DIR}`
+## Need VC++ free toolkit installed (default Wine directory installation shown)
+# Path for 2003 version of Visual C++ Toolkit -- anybody have this anymore?
+# Commented out 20200418
+#( cd ${ZIP_DIR}/lib/msvc/ && wine ~/.wine/drive_c/Program\ Files/Microsoft\ Visual\ C++\ Toolkit\ 2003/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def )
+if [ $? -ne 0 ];then
+# Path for 2017 version of Visual Studio
+( cd ${ZIP_DIR}/lib/msvc/ && wine ~/.wine/drive_c/Program\ Files\ (x86)\/Microsoft\ Visual\ Studio/2017/BuildTools/VC/Tools/MSVC/14.16.27023/bin/Hostx64/x86/bin/link.exe /lib /machine:i386 /def:libhamlib-4.def )
+fi
+if [ $? -ne 0 ];then
+echo Did not find 2017 link.exe...trying 2019
+# Path for 2019 version Visual Studio Community
+#( cd ${ZIP_DIR}/lib/msvc/ && wine ~/.wine/drive_c/Program\ Files\ \(x86)\\/Microsoft\ Visual\ Studio\2019\Community\VC\Tools\MSVC\14.25.28610\bin\Hostx64\x86\bin\link.exe /lib /machine:i386 /def:libhamlib-4.def )
+#else
+echo Cannot find MSVC link executable!!
+echo You must put in your own path in here
+popd
+exit 1
+fi
+popd
+/usr/bin/zip -r ${HL_FILENAME}.zip `basename ${ZIP_DIR}`