diff --git a/android/buildAndroidBOINC-CI.sh b/android/buildAndroidBOINC-CI.sh
index 4ad70dfb48..2d599cb710 100755
--- a/android/buildAndroidBOINC-CI.sh
+++ b/android/buildAndroidBOINC-CI.sh
@@ -22,8 +22,8 @@ set -e
 # When you want to invalidate openssl and curl without change their versions.
 export REV=1
 export ARMV6_REV=1
-export OPENSSL_VERSION=1.0.2s
-export CURL_VERSION=7.62.0
+export OPENSSL_VERSION=1.1.1j
+export CURL_VERSION=7.74.0
 export NDK_VERSION=21d
 export NDK_ARMV6_VERSION=15c
 
@@ -145,6 +145,10 @@ if [ "${silent}" = "yes" ]; then
     export STDOUT_TARGET="/dev/null"
 fi
 
+if [ $arch = "armv6" ]; then
+    build_with_vcpkg="no"
+fi
+
 export NDK_FLAGFILE="$PREFIX/NDK-${NDK_VERSION}-${REV}_done"
 export NDK_ARMV6_FLAGFILE="$PREFIX/NDK-${NDK_ARMV6_VERSION}-armv6-${ARMV6_REV}_done"
 export NDK_ROOT=$BUILD_DIR/android-ndk-r${NDK_VERSION}
@@ -211,7 +215,7 @@ if [ $arch != "armv6" -a ! -d ${PREFIX}/${arch} ]; then
     mkdir -p ${PREFIX}/${arch}
 fi
 
-if [ $build_with_vcpkg = "no" -o $arch = "armv6" ]; then
+if [ $build_with_vcpkg = "no" ]; then
 
     if [ ! -e "${OPENSSL_FLAGFILE}" ]; then
         rm -rf "$BUILD_DIR/openssl-${OPENSSL_VERSION}"
@@ -261,7 +265,7 @@ packegesList()
     echo $list_pkgs
 }
 
-if [ $build_with_vcpkg = "yes" -a $arch != "armv6" ]; then
+if [ $build_with_vcpkg = "yes" ]; then
     export XDG_CACHE_HOME=$cache_dir/vcpkgcache/
     vcpkg_flags="--overlay-triplets=$vcpkg_ports_dir/triplets/default --clean-after-build"
     if [ ! -d "$VCPKG_ROOT" ]; then
@@ -331,7 +335,7 @@ vcpkgDir()
 
 list_apps_name="boinc_gahp uc2 ucn multi_thread sleeper worker wrapper"
 
-if [ $build_with_vcpkg = "yes" -a $arch != "armv6" ]; then
+if [ $build_with_vcpkg = "yes" ]; then
     list_apps_name="$list_apps_name wrappture_example fermi"
 fi
 
@@ -340,7 +344,7 @@ NeonTest()
     while [ $# -gt 0 ]; do
         echo "NeonTest: readelf -A" "$1"
         vcpkg_dir_search=""
-        if [ $build_with_vcpkg = "yes" -a $arch != "armv6" ]; then
+        if [ $build_with_vcpkg = "yes" ]; then
             vcpkg_dir_search=$(vcpkgDir $arch)
         fi
         if [ $(readelf -A $(find $ANDROID_TC/${arch} "../samples" $vcpkg_dir_search -type f -name "$1") | grep -i neon | head -c1 | wc -c) -ne 0 ]; then
@@ -367,7 +371,7 @@ Armv6Test()
     while [ $# -gt 0 ]; do
         echo "Armv6Test: readelf -A" "$1"
         vcpkg_dir_search=""
-        if [ $build_with_vcpkg = "yes" -a $arch != "armv6" ]; then
+        if [ $build_with_vcpkg = "yes" ]; then
             vcpkg_dir_search=$(vcpkgDir $arch)
         fi
         if [ $(readelf -A $(find $ANDROID_TC/armv6 "BOINC/app/src/main/assets/armeabi" "../samples" $vcpkg_dir_search -type f -name "$1") | grep -i -E "Tag_CPU_arch: (v6|v5TE)" | head -c1 | wc -c) -eq 0 ]; then
@@ -409,7 +413,7 @@ RenameAllApps()
                 ../samples/worker/ worker
                 ../samples/wrapper/ wrapper
                 "
-if [ $build_with_vcpkg = "yes" -a $arch != "armv6" ]; then
+if [ $build_with_vcpkg = "yes" ]; then
     list_apps="$list_apps
                 ../samples/wrappture/ wrappture_example
                 ../samples/wrappture/ fermi
diff --git a/android/build_boinc_armv6.sh b/android/build_boinc_armv6.sh
index 7f0def58fc..cd7a72576f 100755
--- a/android/build_boinc_armv6.sh
+++ b/android/build_boinc_armv6.sh
@@ -6,7 +6,7 @@ set -e
 #
 
 # Script to compile BOINC for Android
-BUILD_WITH_VCPKG="no"
+
 STDOUT_TARGET="${STDOUT_TARGET:-/dev/stdout}"
 COMPILEBOINC="yes"
 CONFIGURE="yes"
diff --git a/android/build_curl_arm.sh b/android/build_curl_arm.sh
index 8b36694546..45420c16d3 100755
--- a/android/build_curl_arm.sh
+++ b/android/build_curl_arm.sh
@@ -57,7 +57,7 @@ if [ ! -e "${CURL_FLAGFILE}" -a $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./configure --host=arm-linux --prefix="$TCINCLUDES" --libdir="$TCINCLUDES/lib" --disable-shared --enable-static --with-random=/dev/urandom --without-zlib 1>$STDOUT_TARGET
+        ./configure --host=arm-linux --prefix="$TCINCLUDES" --libdir="$TCINCLUDES/lib" --disable-shared --enable-static --with-random=/dev/urandom 1>$STDOUT_TARGET
     fi
     if [ $VERBOSE = "no" ]; then
         echo MAKE_FLAGS=$MAKE_FLAGS "1>$STDOUT_TARGET"
diff --git a/android/build_curl_armv6.sh b/android/build_curl_armv6.sh
index 153a70f7bf..74ad21034e 100755
--- a/android/build_curl_armv6.sh
+++ b/android/build_curl_armv6.sh
@@ -6,7 +6,7 @@ set -e
 #
 
 # Script to compile Libcurl for Android
-BUILD_WITH_VCPKG="no"
+
 STDOUT_TARGET="${STDOUT_TARGET:-/dev/stdout}"
 CONFIGURE="yes"
 MAKECLEAN="yes"
@@ -59,7 +59,7 @@ if [ ! -e "${CURL_FLAGFILE}" -a $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./configure --host=armv6-linux --prefix="$TCINCLUDES" --libdir="$TCINCLUDES/lib" --disable-shared --enable-static --with-random=/dev/urandom --without-zlib 1>$STDOUT_TARGET
+        ./configure --host=armv6-linux --prefix="$TCINCLUDES" --libdir="$TCINCLUDES/lib" --disable-shared --enable-static --with-random=/dev/urandom 1>$STDOUT_TARGET
     fi
     if [ $VERBOSE = "no" ]; then
         echo MAKE_FLAGS=$MAKE_FLAGS "1>$STDOUT_TARGET"
diff --git a/android/build_example_armv6.sh b/android/build_example_armv6.sh
index e3917a4e14..34d80fed1d 100755
--- a/android/build_example_armv6.sh
+++ b/android/build_example_armv6.sh
@@ -2,7 +2,7 @@
 set -e
 
 #script to compile Example for Android
-BUILD_WITH_VCPKG="no"
+
 STDOUT_TARGET="${STDOUT_TARGET:-/dev/stdout}"
 COMPILEBOINC="yes"
 CONFIGURE="yes"
diff --git a/android/build_libraries_armv6.sh b/android/build_libraries_armv6.sh
index 9258033487..b5e202321a 100755
--- a/android/build_libraries_armv6.sh
+++ b/android/build_libraries_armv6.sh
@@ -7,7 +7,7 @@ set -e
 
 # Script to compile various BOINC libraries for Android to be used
 # by science applications
-BUILD_WITH_VCPKG="no"
+
 STDOUT_TARGET="${STDOUT_TARGET:-/dev/stdout}"
 COMPILEBOINC="yes"
 CONFIGURE="yes"
diff --git a/android/build_openssl_arm.sh b/android/build_openssl_arm.sh
index 3c6a0d5d5d..a7c24da12f 100755
--- a/android/build_openssl_arm.sh
+++ b/android/build_openssl_arm.sh
@@ -27,8 +27,8 @@ export PATH="$TCBINARIES:$TCINCLUDES/bin:$PATH"
 export CC=armv7a-linux-androideabi16-clang
 export CXX=armv7a-linux-androideabi16-clang++
 export LD=arm-linux-androideabi-ld
-export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -D__ANDROID_API__=16"
-export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -D__ANDROID_API__=16"
+export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -D__ANDROID_API__=16 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
+export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -D__ANDROID_API__=16 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
 export LDFLAGS="-L$TCSYSROOT/usr/lib -L$TCINCLUDES/lib -llog -fPIE -pie -latomic -static-libstdc++ -march=armv7-a -Wl,--fix-cortex-a8"
 export GDB_CFLAGS="--sysroot=$TCSYSROOT -Wall -g -I$TCINCLUDES/include"
 
@@ -49,7 +49,7 @@ fi
 if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
     cd "$OPENSSL"
     echo "===== building openssl for arm from $PWD ====="
-    if [ -n "$MAKECLEAN" ]; then
+    if [ -n "$MAKECLEAN" -a -e "${OPENSSL}/Makefile" ]; then
         if [ "$VERBOSE" = "no" ]; then
             make clean 1>$STDOUT_TARGET 2>&1
         else
@@ -57,7 +57,7 @@ if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" 1>$STDOUT_TARGET
+        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" --prefix="$TCINCLUDES" 1>$STDOUT_TARGET
         # override flags in Makefile
         sed -e "s/^CFLAG=.*$/`grep -e \^CFLAG= Makefile` \$(CFLAGS)/g" Makefile > Makefile.out
         mv Makefile.out Makefile
diff --git a/android/build_openssl_arm64.sh b/android/build_openssl_arm64.sh
index facc460a5c..a556f6bd45 100755
--- a/android/build_openssl_arm64.sh
+++ b/android/build_openssl_arm64.sh
@@ -27,8 +27,8 @@ export PATH="$TCBINARIES:$TCINCLUDES/bin:$PATH"
 export CC=aarch64-linux-android21-clang
 export CXX=aarch64-linux-android21-clang++
 export LD=aarch64-linux-android-ld
-export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21"
-export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21"
+export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
+export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
 export LDFLAGS="-L$TCSYSROOT/usr/lib -L$TCINCLUDES/lib -llog -fPIE -pie -latomic -static-libstdc++"
 export GDB_CFLAGS="--sysroot=$TCSYSROOT -Wall -g -I$TCINCLUDES/include"
 
@@ -49,7 +49,7 @@ fi
 if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
     cd "$OPENSSL"    
     echo "===== building openssl for arm64 from $PWD ====="
-    if [ -n "$MAKECLEAN" ]; then
+    if [ -n "$MAKECLEAN" -a -e "${OPENSSL}/Makefile" ]; then
         if [ "$VERBOSE" = "no" ]; then
             make clean 1>$STDOUT_TARGET 2>&1
         else
@@ -57,7 +57,7 @@ if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" 1>$STDOUT_TARGET
+        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" --prefix="$TCINCLUDES" 1>$STDOUT_TARGET
         # override flags in Makefile
         sed -e "s/^CFLAG=.*$/`grep -e \^CFLAG= Makefile` \$(CFLAGS)/g" Makefile > Makefile.out
         mv Makefile.out Makefile
diff --git a/android/build_openssl_armv6.sh b/android/build_openssl_armv6.sh
index 59913c91eb..e8d2301e73 100755
--- a/android/build_openssl_armv6.sh
+++ b/android/build_openssl_armv6.sh
@@ -6,7 +6,7 @@ set -e
 #
 
 # Script to compile OpenSSL for Android
-BUILD_WITH_VCPKG="no"
+
 STDOUT_TARGET="${STDOUT_TARGET:-/dev/stdout}"
 CONFIGURE="yes"
 MAKECLEAN="yes"
@@ -26,8 +26,8 @@ export PATH="$TCBINARIES:$TCINCLUDES/bin:$PATH"
 export CC=arm-linux-androideabi-clang
 export CXX=arm-linux-androideabi-clang++
 export LD=arm-linux-androideabi-ld
-export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -march=armv6 -mfloat-abi=softfp -mfpu=vfp -D__ANDROID_API__=16 -DARMV6"
-export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -march=armv6 -mfloat-abi=softfp -mfpu=vfp -D__ANDROID_API__=16 -DARMV6"
+export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -march=armv6 -mfloat-abi=softfp -mfpu=vfp -D__ANDROID_API__=16 -DARMV6 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
+export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -march=armv6 -mfloat-abi=softfp -mfpu=vfp -D__ANDROID_API__=16 -DARMV6 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
 export LDFLAGS="-L$TCSYSROOT/usr/lib -L$TCINCLUDES/lib -llog -fPIE -pie -latomic -static-libstdc++ -march=armv6"
 export GDB_CFLAGS="--sysroot=$TCSYSROOT -Wall -g -I$TCINCLUDES/include"
 
@@ -51,7 +51,7 @@ fi
 if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
     cd "$OPENSSL"
     echo "===== building openssl for armv6 from $PWD ====="
-    if [ -n "$MAKECLEAN" ]; then
+    if [ -n "$MAKECLEAN" -a -e "${OPENSSL}/Makefile" ]; then
         if [ "$VERBOSE" = "no" ]; then
             make clean 1>$STDOUT_TARGET 2>&1
         else
@@ -59,7 +59,7 @@ if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" 1>$STDOUT_TARGET
+        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" --prefix="$TCINCLUDES" 1>$STDOUT_TARGET
         # override flags in Makefile
         sed -e "s/^CFLAG=.*$/`grep -e \^CFLAG= Makefile` \$(CFLAGS)/g" Makefile > Makefile.out
         mv Makefile.out Makefile
diff --git a/android/build_openssl_x86.sh b/android/build_openssl_x86.sh
index 2fab048699..15a79a46c8 100755
--- a/android/build_openssl_x86.sh
+++ b/android/build_openssl_x86.sh
@@ -27,8 +27,8 @@ export PATH="$TCBINARIES:$TCINCLUDES/bin:$PATH"
 export CC=i686-linux-android16-clang
 export CXX=i686-linux-android16-clang++
 export LD=i686-linux-android-ld
-export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=16"
-export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=16"
+export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=16 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
+export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=16 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
 export LDFLAGS="-L$TCSYSROOT/usr/lib -L$TCINCLUDES/lib -llog -fPIE -pie -latomic -static-libstdc++"
 export GDB_CFLAGS="--sysroot=$TCSYSROOT -Wall -g -I$TCINCLUDES/include"
 
@@ -49,7 +49,7 @@ fi
 if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
     cd "$OPENSSL"
     echo "===== building openssl for x86 from $PWD ====="
-    if [ -n "$MAKECLEAN" ]; then
+    if [ -n "$MAKECLEAN" -a -e "${OPENSSL}/Makefile" ]; then
         if [ "$VERBOSE" = "no" ]; then
             make clean 1>$STDOUT_TARGET 2>&1
         else
@@ -57,7 +57,7 @@ if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" 1>$STDOUT_TARGET
+        ./Configure linux-generic32 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" --prefix="$TCINCLUDES" 1>$STDOUT_TARGET
         # override flags in Makefile
         sed -e "s/^CFLAG=.*$/`grep -e \^CFLAG= Makefile` \$(CFLAGS)/g" Makefile > Makefile.out
         mv Makefile.out Makefile
diff --git a/android/build_openssl_x86_64.sh b/android/build_openssl_x86_64.sh
index 3097216fc3..fade385062 100755
--- a/android/build_openssl_x86_64.sh
+++ b/android/build_openssl_x86_64.sh
@@ -27,8 +27,8 @@ export PATH="$TCBINARIES:$TCINCLUDES/bin:$PATH"
 export CC=x86_64-linux-android21-clang
 export CXX=x86_64-linux-android21-clang++
 export LD=x86_64-linux-android-ld
-export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21"
-export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21"
+export CFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
+export CXXFLAGS="--sysroot=$TCSYSROOT -DANDROID -Wall -I$TCINCLUDES/include -funroll-loops -fexceptions -O3 -fomit-frame-pointer -fPIE -D__ANDROID_API__=21 -Dchar16_t=uint16_t -Dchar32_t=uint32_t"
 export LDFLAGS="-L$TCSYSROOT/usr/lib -L$TCINCLUDES/lib -llog -fPIE -pie -latomic -static-libstdc++"
 export GDB_CFLAGS="--sysroot=$TCSYSROOT -Wall -g -I$TCINCLUDES/include"
 
@@ -49,7 +49,7 @@ fi
 if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
     cd "$OPENSSL"
     echo "===== building openssl for x86-64 from $PWD ====="
-    if [ -n "$MAKECLEAN" ]; then
+    if [ -n "$MAKECLEAN" -a -e "${OPENSSL}/Makefile" ]; then
         if [ "$VERBOSE" = "no" ]; then
             make clean 1>$STDOUT_TARGET 2>&1
         else
@@ -57,7 +57,7 @@ if [ ! -e "${OPENSSL_FLAGFILE}" -a  $BUILD_WITH_VCPKG = "no" ]; then
         fi
     fi
     if [ -n "$CONFIGURE" ]; then
-        ./Configure linux-x86_64 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" 1>$STDOUT_TARGET
+        ./Configure linux-x86_64 no-shared no-dso -DL_ENDIAN --openssldir="$TCINCLUDES" --prefix="$TCINCLUDES" 1>$STDOUT_TARGET
         # override flags in Makefile
         sed -e "s/^CFLAG=.*$/`grep -e \^CFLAG= Makefile` \$(CFLAGS)/g" Makefile > Makefile.out
         mv Makefile.out Makefile