diff --git a/packages/softether-vpn/CMakeLists.txt.patch b/packages/softether-vpn/CMakeLists.txt.patch
new file mode 100644
index 000000000..00a649cdf
--- /dev/null
+++ b/packages/softether-vpn/CMakeLists.txt.patch
@@ -0,0 +1,13 @@
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -41,8 +41,8 @@
+ 
+   include(CheckIncludeFile)
+   Check_Include_File(sys/auxv.h HAVE_SYS_AUXV)
+-  if(EXISTS "/lib/systemd/system")
+-    set(CMAKE_INSTALL_SYSTEMD_UNITDIR "/lib/systemd/system" CACHE STRING "Where to install systemd unit files")
++  if(TRUE)
++    set(CMAKE_INSTALL_SYSTEMD_UNITDIR "@TERMUX_PREFIX@/lib/systemd/system" CACHE STRING "Where to install systemd unit files")
+   endif()
+ endif()
+ 
diff --git a/packages/softether-vpn/build.sh b/packages/softether-vpn/build.sh
new file mode 100644
index 000000000..199e2c93b
--- /dev/null
+++ b/packages/softether-vpn/build.sh
@@ -0,0 +1,44 @@
+TERMUX_PKG_HOMEPAGE=https://www.softether.org/
+TERMUX_PKG_DESCRIPTION="An open-source cross-platform multi-protocol VPN program"
+TERMUX_PKG_LICENSE="Apache-2.0"
+TERMUX_PKG_MAINTAINER="@termux"
+TERMUX_PKG_VERSION=(5.02.5180)
+TERMUX_PKG_VERSION+=(1.0.18)
+TERMUX_PKG_SRCURL=(https://github.com/SoftEtherVPN/SoftEtherVPN/releases/download/${TERMUX_PKG_VERSION}/SoftEtherVPN-${TERMUX_PKG_VERSION}.tar.xz
+                   https://github.com/jedisct1/libsodium/archive/${TERMUX_PKG_VERSION[1]}-RELEASE.tar.gz)
+TERMUX_PKG_SHA256=(b5649a8ea3cc6477325e09e2248ef708d434ee3b2251eb8764bcfc15fb1de456
+                   b7292dd1da67a049c8e78415cd498ec138d194cfdb302e716b08d26b80fecc10)
+TERMUX_PKG_DEPENDS="libiconv, libsodium, ncurses, openssl, readline, zlib"
+TERMUX_PKG_FORCE_CMAKE=true
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
+-DHAS_SSE2=OFF
+"
+TERMUX_PKG_HOSTBUILD=true
+TERMUX_PKG_RM_AFTER_INSTALL="lib/systemd"
+
+termux_step_post_get_source() {
+	mv libsodium-${TERMUX_PKG_VERSION[1]}-RELEASE libsodium
+}
+
+termux_step_host_build() {
+	local _PREFIX_FOR_BUILD=$TERMUX_PKG_HOSTBUILD_DIR/prefix
+	mkdir -p $_PREFIX_FOR_BUILD
+	mkdir -p libsodium
+	pushd libsodium
+	$TERMUX_PKG_SRCDIR/libsodium/configure --prefix=$_PREFIX_FOR_BUILD
+	make -j $TERMUX_MAKE_PROCESSES
+	make install
+	popd
+
+	export PKG_CONFIG_PATH=$_PREFIX_FOR_BUILD/lib/pkgconfig
+
+	termux_setup_cmake
+	cmake $TERMUX_PKG_SRCDIR
+	make -j $TERMUX_MAKE_PROCESSES
+
+	unset PKG_CONFIG_PATH
+}
+
+termux_step_post_configure() {
+	export PATH=$TERMUX_PKG_HOSTBUILD_DIR/src/hamcorebuilder:$PATH
+}
diff --git a/packages/softether-vpn/src-CMakeLists.txt.patch b/packages/softether-vpn/src-CMakeLists.txt.patch
new file mode 100644
index 000000000..6fe9c2024
--- /dev/null
+++ b/packages/softether-vpn/src-CMakeLists.txt.patch
@@ -0,0 +1,11 @@
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -69,7 +69,7 @@
+ 
+   add_definitions(-DUNIX -DOS_UNIX)
+ 
+-  if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
++  if(${CMAKE_SYSTEM_NAME} MATCHES "Android|Linux")
+     add_definitions(-DUNIX_LINUX)
+     if("$ENV{USE_MUSL}" STREQUAL "YES")
+       add_definitions(-DUNIX_LINUX_MUSL)
diff --git a/packages/softether-vpn/src-Cedar-CMakeLists.txt.patch b/packages/softether-vpn/src-Cedar-CMakeLists.txt.patch
new file mode 100644
index 000000000..3bc9f4b27
--- /dev/null
+++ b/packages/softether-vpn/src-Cedar-CMakeLists.txt.patch
@@ -0,0 +1,10 @@
+--- a/src/Cedar/CMakeLists.txt
++++ b/src/Cedar/CMakeLists.txt
+@@ -19,7 +19,6 @@
+   RUNTIME_OUTPUT_DIRECTORY "${BUILD_DIRECTORY}"
+ )
+ 
+-cmake_host_system_information(RESULT HAS_SSE2 QUERY HAS_SSE2)
+ 
+ set(BLAKE2_SRC_PATH $<IF:$<BOOL:${HAS_SSE2}>,${TOP_DIRECTORY}/3rdparty/BLAKE2/sse,${TOP_DIRECTORY}/3rdparty/BLAKE2/ref>)
+ set(BLAKE2_SRC $<IF:$<BOOL:${HAS_SSE2}>,${BLAKE2_SRC_PATH}/blake2s.c,${BLAKE2_SRC_PATH}/blake2s-ref.c>)
diff --git a/packages/softether-vpn/src-Cedar-Cedar.c.patch b/packages/softether-vpn/src-Cedar-Cedar.c.patch
new file mode 100644
index 000000000..d0c2528f2
--- /dev/null
+++ b/packages/softether-vpn/src-Cedar-Cedar.c.patch
@@ -0,0 +1,11 @@
+--- a/src/Cedar/Cedar.c
++++ b/src/Cedar/Cedar.c
+@@ -1290,7 +1290,7 @@
+ // Initialize net service list
+ void InitNetSvcList(CEDAR *cedar)
+ {
+-	char filename[MAX_PATH] = "/etc/services";
++	char filename[MAX_PATH] = "@TERMUX_PREFIX@/etc/services";
+ 	BUF *b;
+ 	// Validate arguments
+ 	if (cedar == NULL)
diff --git a/packages/softether-vpn/src-Mayaqua-FileIO.c.orig.patch b/packages/softether-vpn/src-Mayaqua-FileIO.c.orig.patch
new file mode 100644
index 000000000..d35b4c7f6
--- /dev/null
+++ b/packages/softether-vpn/src-Mayaqua-FileIO.c.orig.patch
@@ -0,0 +1,13 @@
+--- a/src/Mayaqua/FileIO.c
++++ b/src/Mayaqua/FileIO.c
+@@ -20,8 +20,8 @@
+ 
+ #include <Hamcore.h>
+ 
+-static char exe_file_name[MAX_SIZE] = "/tmp/a.out";
+-static wchar_t exe_file_name_w[MAX_SIZE] = L"/tmp/a.out";
++static char exe_file_name[MAX_SIZE] = "@TERMUX_PREFIX@/tmp/a.out";
++static wchar_t exe_file_name_w[MAX_SIZE] = L"@TERMUX_PREFIX@/tmp/a.out";
+ static LIST *hamcore = NULL;
+ static HAMCORE *hamcore_io = NULL;
+ 
diff --git a/packages/softether-vpn/src-Mayaqua-Mayaqua.c.orig.patch b/packages/softether-vpn/src-Mayaqua-Mayaqua.c.orig.patch
new file mode 100644
index 000000000..50916c5d2
--- /dev/null
+++ b/packages/softether-vpn/src-Mayaqua-Mayaqua.c.orig.patch
@@ -0,0 +1,25 @@
+--- a/src/Mayaqua/Mayaqua.c
++++ b/src/Mayaqua/Mayaqua.c
+@@ -620,11 +620,11 @@
+ 		UINT64 now = SystemTime64();
+ 		IO *o;
+ 
+-		MakeDir("/tmp");
++		MakeDir("@TERMUX_PREFIX@/tmp");
+ 
+ 		Format(tmp2, sizeof(tmp2), "%I64u", now);
+ 
+-		Format(tmp, sizeof(tmp), "/tmp/.%s", tmp2);
++		Format(tmp, sizeof(tmp), "@TERMUX_PREFIX@/tmp/.%s", tmp2);
+ 
+ 		o = FileCreate(tmp);
+ 		if (o == NULL)
+@@ -632,7 +632,7 @@
+ 			o = FileOpen(tmp, false);
+ 			if (o == NULL)
+ 			{
+-				Print("Unable to use /tmp.\n\n");
++				Print("Unable to use @TERMUX_PREFIX@/tmp.\n\n");
+ 				exit(0);
+ 			}
+ 		}
diff --git a/packages/softether-vpn/src-Mayaqua-Network.c.orig.patch b/packages/softether-vpn/src-Mayaqua-Network.c.orig.patch
new file mode 100644
index 000000000..a90cacc32
--- /dev/null
+++ b/packages/softether-vpn/src-Mayaqua-Network.c.orig.patch
@@ -0,0 +1,29 @@
+--- a/src/Mayaqua/Network.c
++++ b/src/Mayaqua/Network.c
+@@ -8024,7 +8024,7 @@
+ 
+ 		GetLocalHostIP4(ip);
+ 
+-		b = ReadDump("/etc/resolv.conf");
++		b = ReadDump("@TERMUX_PREFIX@/etc/resolv.conf");
+ 		if (b != NULL)
+ 		{
+ 			char *s;
+@@ -9980,7 +9980,7 @@
+ bool UnixGetDomainName(char *name, UINT size)
+ {
+ 	bool ret = false;
+-	BUF *b = ReadDump("/etc/resolv.conf");
++	BUF *b = ReadDump("@TERMUX_PREFIX@/etc/resolv.conf");
+ 
+ 	if (b == NULL)
+ 	{
+@@ -14907,7 +14907,7 @@
+ 		return false;
+ 	}
+ 
+-	b = ReadDump("/etc/hosts");
++	b = ReadDump("@TERMUX_PREFIX@/etc/hosts");
+ 	if (b == NULL)
+ 	{
+ 		return false;
diff --git a/packages/softether-vpn/src-Mayaqua-Unix.c.orig.patch b/packages/softether-vpn/src-Mayaqua-Unix.c.orig.patch
new file mode 100644
index 000000000..b716b8a89
--- /dev/null
+++ b/packages/softether-vpn/src-Mayaqua-Unix.c.orig.patch
@@ -0,0 +1,25 @@
+--- a/src/Mayaqua/Unix.c
++++ b/src/Mayaqua/Unix.c
+@@ -298,7 +298,7 @@
+ 	char *vm_str_list = "Hypervisor detected,VMware Virtual Platform,VMware Virtual USB,qemu,xen,paravirtualized,virtual hd,virtualhd,virtual pc,virtualpc,kvm,oracle vm,oraclevm,parallels,xvm,bochs";
+ 
+ #ifdef	UNIX_LINUX
+-	t = UnixExec("/bin/dmesg");
++	t = UnixExec("@TERMUX_PREFIX@/bin/dmesg");
+ 
+ 	if (t != NULL)
+ 	{
+@@ -363,11 +363,11 @@
+ 		// Mac OS X
+ 		if (b)
+ 		{
+-			UnixExecSilent("/usr/sbin/sysctl -w net.inet.ipsec.esp_port=4500");
++			UnixExecSilent("@TERMUX_PREFIX@/bin/sysctl -w net.inet.ipsec.esp_port=4500");
+ 		}
+ 		else
+ 		{
+-			UnixExecSilent("/usr/sbin/sysctl -w net.inet.ipsec.esp_port=4501");
++			UnixExecSilent("@TERMUX_PREFIX@/bin/sysctl -w net.inet.ipsec.esp_port=4501");
+ 		}
+ 	}
+ }