diff --git a/examples/BUILD.mk b/examples/BUILD.mk
index ff8e97a79..e0318d0a7 100644
--- a/examples/BUILD.mk
+++ b/examples/BUILD.mk
@@ -53,6 +53,7 @@ EXAMPLES_DIRECTDEPS =						\
 	LIBC_NEXGEN32E						\
 	LIBC_NT_ADVAPI32					\
 	LIBC_NT_IPHLPAPI					\
+	LIBC_NT_MEMORY						\
 	LIBC_NT_KERNEL32					\
 	LIBC_NT_NTDLL						\
 	LIBC_NT_USER32						\
diff --git a/libc/nt/enum/pageflags.h b/libc/nt/enum/pageflags.h
index 5cef3a2fa..40569decb 100644
--- a/libc/nt/enum/pageflags.h
+++ b/libc/nt/enum/pageflags.h
@@ -23,4 +23,7 @@
 #define kNtSecLargePages     0x80000000
 #define kNtSecWritecombine   0x40000000
 
+#define kNtPageTargetsInvalid  0x40000000
+#define kNtPageTargetsNoUpdate 0x40000000
+
 #endif /* COSMOPOLITAN_LIBC_NT_ENUM_PAGEFLAGS_H_ */
diff --git a/libc/nt/kernel32/IsWow64Process2.S b/libc/nt/kernel32/IsWow64Process2.S
new file mode 100644
index 000000000..4cb92ff17
--- /dev/null
+++ b/libc/nt/kernel32/IsWow64Process2.S
@@ -0,0 +1,18 @@
+#include "libc/nt/codegen.h"
+.imp	kernel32,__imp_IsWow64Process2,IsWow64Process2
+
+	.text.windows
+	.ftrace1
+IsWow64Process2:
+	.ftrace2
+#ifdef __x86_64__
+	push	%rbp
+	mov	%rsp,%rbp
+	mov	__imp_IsWow64Process2(%rip),%rax
+	jmp	__sysv2nt
+#elif defined(__aarch64__)
+	mov	x0,#0
+	ret
+#endif
+	.endfn	IsWow64Process2,globl
+	.previous
diff --git a/libc/nt/master.sh b/libc/nt/master.sh
index 4f44cc057..0e8e63654 100755
--- a/libc/nt/master.sh
+++ b/libc/nt/master.sh
@@ -113,6 +113,7 @@ imp	'GetCurrentProcessId'					GetCurrentProcessId					kernel32	0
 imp	'GetCurrentProcessorNumberEx'				GetCurrentProcessorNumberEx				kernel32	1
 imp	'GetCurrentThread'					GetCurrentThread					kernel32	0
 imp	'GetCurrentThreadId'					GetCurrentThreadId					kernel32	0
+imp	'GetDynamicTimeZoneInformation'				GetDynamicTimeZoneInformation				kernel32	1
 imp	'GetEnvironmentStrings'					GetEnvironmentStringsW					kernel32	1
 imp	'GetEnvironmentVariable'				GetEnvironmentVariableW					kernel32	3
 imp	'GetExitCodeThread'					GetExitCodeThread					kernel32	2
@@ -168,8 +169,6 @@ imp	'GetSystemTimePreciseAsFileTime'			GetSystemTimePreciseAsFileTime				kernel3
 imp	'GetSystemTimes'					GetSystemTimes						kernel32	3
 imp	'GetTempPath'						GetTempPathW						kernel32	2
 imp	'GetTempPathA'						GetTempPathA						kernel32	2
-imp	'GetDynamicTimeZoneInformation'				GetDynamicTimeZoneInformation				kernel32	1
-imp	'GetTimeZoneInformation'				GetTimeZoneInformation					kernel32	1
 imp	'GetThreadContext'					GetThreadContext					kernel32	2
 imp	'GetThreadDescription'					GetThreadDescription					kernel32	2
 imp	'GetThreadIOPendingFlag'				GetThreadIOPendingFlag					kernel32	2
@@ -178,6 +177,7 @@ imp	'GetThreadPriority'					GetThreadPriority					kernel32	1
 imp	'GetThreadPriorityBoost'				GetThreadPriorityBoost					kernel32	2
 imp	'GetThreadTimes'					GetThreadTimes						kernel32	5
 imp	'GetTickCount64'					GetTickCount64						kernel32	0
+imp	'GetTimeZoneInformation'				GetTimeZoneInformation					kernel32	1
 imp	'GetVersionEx'						GetVersionExW						kernel32	1
 imp	'GetVolumeInformationByHandle'				GetVolumeInformationByHandleW				kernel32	8
 imp	'GetVolumePathName'					GetVolumePathNameW					kernel32	3
@@ -197,6 +197,7 @@ imp	'InitializeCriticalSection'				InitializeCriticalSection				kernel32	1
 imp	'InitializeCriticalSectionAndSpinCount'			InitializeCriticalSectionAndSpinCount			kernel32	2
 imp	'InitializeProcThreadAttributeList'			InitializeProcThreadAttributeList			kernel32	4
 imp	'InitializeSRWLock'					InitializeSRWLock					kernel32	1
+imp	'IsWow64Process2'					IsWow64Process2						kernel32	3
 imp	'LeaveCriticalSection'					LeaveCriticalSection					kernel32	1
 imp	'LoadLibrary'						LoadLibraryW						kernel32	1
 imp	'LoadLibraryA'						LoadLibraryA						kernel32	1
diff --git a/libc/nt/runtime.h b/libc/nt/runtime.h
index 953e77692..5aa2df862 100644
--- a/libc/nt/runtime.h
+++ b/libc/nt/runtime.h
@@ -43,6 +43,8 @@ bool32 SetDefaultDllDirectories(unsigned dirflags);
 bool32 ProcessPrng(void *RandomBuffer, uint32_t RandomBufferLength);
 uint32_t GetModuleFileName(int64_t hModule, char16_t *lpFilename,
                            uint32_t nSize);
+bool32 IsWow64Process2(intptr_t hProcess, uint16_t *out_pProcessMachine,
+                       uint16_t *out_opt_pNativeMachine);
 
 #if ShouldUseMsabiAttribute()
 #include "libc/nt/thunk/runtime.inc"
diff --git a/libc/nt/struct/arm64.h b/libc/nt/struct/arm64.h
new file mode 100644
index 000000000..295da0fcd
--- /dev/null
+++ b/libc/nt/struct/arm64.h
@@ -0,0 +1,20 @@
+#ifndef COSMOPOLITAN_LIBC_NT_STRUCT_ARM64_H_
+#define COSMOPOLITAN_LIBC_NT_STRUCT_ARM64_H_
+
+struct NtArm64RuntimeFunction {
+  uint32_t BeginAddress;
+  union {
+    uint32_t UnwindData;
+    struct {
+      uint32_t Flag : 2;
+      uint32_t FunctionLength : 11;
+      uint32_t RegF : 3;
+      uint32_t RegI : 4;
+      uint32_t H : 1;
+      uint32_t CR : 2;
+      uint32_t FrameSize : 9;
+    };
+  };
+};
+
+#endif /* COSMOPOLITAN_LIBC_NT_STRUCT_ARM64_H_ */
diff --git a/libc/nt/struct/memextendedparameter.h b/libc/nt/struct/memextendedparameter.h
index 6cd4d0f5d..5fdd3985c 100644
--- a/libc/nt/struct/memextendedparameter.h
+++ b/libc/nt/struct/memextendedparameter.h
@@ -9,26 +9,28 @@
 #define kNtMemExtendedParameterPartitionHandle     3
 #define kNtMemExtendedParameterUserPhysicalHandle  4
 #define kNtMemExtendedParameterAttributeFlags      5
-#define kNtMemExtendedParameterMax                 6
+#define kNtMemExtendedParameterImageMachine        6
+#define kNtMemExtendedParameterMax                 7
 
 #define kNtMemExtendedParameterGraphics          0x00000001
 #define kNtMemExtendedParameterNonpaged          0x00000002
 #define kNtMemExtendedParameterZeroPagesOptional 0x00000004
 #define kNtMemExtendedParameterNonpagedLarge     0x00000008
 #define kNtMemExtendedParameterNonpagedHuge      0x00000010
+#define kNtMemExtendedParameterSoftFaultPages    0x00000020
+#define kNtMemExtendedParameterEcCode            0x00000040
+#define kNtMemExtendedParameterImageNoHpat       0x00000080
 
 struct NtMemExtendedParameter {
-  struct {
-    uint64_t Type : kNtMemExtendedParameterTypeBits;
-    uint64_t Reserved : 64 - kNtMemExtendedParameterTypeBits;
-  } DUMMYSTRUCTNAME;
+  uint8_t Type;
+  uint8_t Reserved[7];
   union {
     uint64_t ULong64;
     void *Pointer;
     size_t Size;
     intptr_t Handle;
     unsigned ULong;
-  } DUMMYUNIONNAME;
+  };
 };
 
 #endif /* COSMOPOLITAN_LIBC_NT_STRUCT_MEMEXTENDEDPARAMETER_H_ */
diff --git a/tool/build/elf2pe.c b/tool/build/elf2pe.c
index 485ada109..784525584 100644
--- a/tool/build/elf2pe.c
+++ b/tool/build/elf2pe.c
@@ -229,6 +229,17 @@ static struct Segment *NewSegment(void) {
   return s;
 }
 
+static int ConvertElfMachineToPe(struct Elf *elf) {
+  switch (elf->ehdr->e_machine) {
+    case EM_NEXGEN32E:
+      return kNtImageFileMachineNexgen32e;
+    case EM_AARCH64:
+      return kNtImageFileMachineArm64;
+    default:
+      Die(elf->path, "unsupported e_machine");
+  }
+}
+
 static Elf64_Addr RelocateVaddrWithinSegment(struct Elf *elf,
                                              Elf64_Addr vaddr_old,
                                              struct Segment *segment) {
@@ -811,7 +822,17 @@ static uint32_t GetPeSectionCharacteristics(struct Segment *s) {
 // originally in the elf image that ld linked. in order for this to work
 // the executable needs to be linked in `ld -q` mode, since it'll retain
 // the .rela sections we'll need later to fixup the binary.
-static struct ImagePointer GeneratePe(struct Elf *elf, char *fp, int64_t vp) {
+static struct ImagePointer GeneratePe(struct Elf *elf, char *fp) {
+
+  int64_t vp = 0;
+  Elf64_Phdr *phdr;
+  for (int i = 0; i < elf->ehdr->e_phnum; ++i) {
+    if ((phdr = GetElfProgramHeaderAddress(elf->ehdr, elf->size, i)) &&
+        phdr->p_type == PT_LOAD) {
+      vp = phdr->p_vaddr;
+      break;
+    }
+  }
 
   Elf64_Sym *entry;
   if (!(entry = FindGlobal(elf, "__win32_start")) &&
@@ -855,7 +876,7 @@ static struct ImagePointer GeneratePe(struct Elf *elf, char *fp, int64_t vp) {
   struct NtImageFileHeader *filehdr;
   filehdr = (struct NtImageFileHeader *)fp;
   fp += sizeof(struct NtImageFileHeader);
-  filehdr->Machine = kNtImageFileMachineNexgen32e;
+  filehdr->Machine = ConvertElfMachineToPe(elf);
   filehdr->TimeDateStamp = 1690072024;
   filehdr->Characteristics =
       kNtPeFileExecutableImage | kNtImageFileLargeAddressAware |
@@ -873,7 +894,9 @@ static struct ImagePointer GeneratePe(struct Elf *elf, char *fp, int64_t vp) {
   opthdr->FileAlignment = 512;
   opthdr->SectionAlignment = MAX(4096, elf->align);
   opthdr->MajorOperatingSystemVersion = 6;
+  opthdr->MinorOperatingSystemVersion = 2;
   opthdr->MajorSubsystemVersion = 6;
+  opthdr->MinorSubsystemVersion = 2;
   opthdr->Subsystem = kNtImageSubsystemWindowsCui;
   opthdr->DllCharacteristics = kNtImageDllcharacteristicsNxCompat |
                                kNtImageDllcharacteristicsHighEntropyVa;
@@ -1116,7 +1139,7 @@ int main(int argc, char *argv[]) {
   // translate executable
   struct Elf *elf = OpenElf(argv[optind]);
   char *buf = Memalign(MAX_ALIGN, 134217728);
-  struct ImagePointer ip = GeneratePe(elf, buf, 0x00400000);
+  struct ImagePointer ip = GeneratePe(elf, buf);
   if (creat(outpath, 0755) == -1)
     DieSys(elf->path);
   Pwrite(3, buf, ip.fp - buf, 0);
diff --git a/tool/build/elf2pe.h b/tool/build/elf2pe.h
index 53312b1a2..49cb8e71e 100644
--- a/tool/build/elf2pe.h
+++ b/tool/build/elf2pe.h
@@ -1,8 +1,8 @@
 #ifndef COSMOPOLITAN_TOOL_BUILD_ELF2PE_H_
 #define COSMOPOLITAN_TOOL_BUILD_ELF2PE_H_
 
-#define __dll_import(DLL, RET, FUNC, ARGS)                      \
-  extern RET(*const __attribute__((__ms_abi__, __weak__)) FUNC) \
+#define __dll_import(DLL, RET, FUNC, ARGS)                  \
+  extern RET(*const __msabi __attribute__((__weak__)) FUNC) \
       ARGS __asm__("\"dll$" DLL "$" #FUNC "\"")
 
 #endif /* COSMOPOLITAN_TOOL_BUILD_ELF2PE_H_ */
diff --git a/tool/hello/BUILD.mk b/tool/hello/BUILD.mk
index 80648401c..bb2cbb1cd 100644
--- a/tool/hello/BUILD.mk
+++ b/tool/hello/BUILD.mk
@@ -79,7 +79,7 @@ o/$(MODE)/tool/hello/hello-pe.ape:			\
 # elf2pe can generate binaries that don't have dll imports
 o/$(MODE)/tool/hello/life-pe.dbg:			\
 		o/$(MODE)/tool/hello/life-pe.o
-	@$(COMPILE) -ALINK.elf $(LINK) $(LINKARGS) $(OUTPUT_OPTION) -q -e WinMain
+	@$(COMPILE) -ALINK.elf $(LINK) $(LINKARGS) $(OUTPUT_OPTION) -q -e WinMain #-Ttext-segment=0x140000000
 o/$(MODE)/tool/hello/life-pe.ape:			\
 		o/$(MODE)/tool/hello/life-pe.dbg	\
 		o/$(MODE)/tool/build/elf2pe
diff --git a/tool/hello/hello-pe.c b/tool/hello/hello-pe.c
index c54ce5e08..47198ee76 100644
--- a/tool/hello/hello-pe.c
+++ b/tool/hello/hello-pe.c
@@ -7,6 +7,7 @@
 │   • http://creativecommons.org/publicdomain/zero/1.0/            │
 ╚─────────────────────────────────────────────────────────────────*/
 #endif
+#include "libc/nt/thunk/msabi.h"
 #include "tool/build/elf2pe.h"
 
 #define STD_OUTPUT_HANDLE -11u
@@ -15,7 +16,7 @@ __dll_import("kernel32.dll", long, GetStdHandle, (unsigned));
 __dll_import("kernel32.dll", int, WriteFile,
              (long, const void *, unsigned, unsigned *, void *));
 
-__attribute__((__ms_abi__)) long WinMain(void) {
+__msabi long WinMain(void) {
   WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), "hello world\n", 12, 0, 0);
   return 0;
 }
diff --git a/tool/hello/life-pe.c b/tool/hello/life-pe.c
index 6f6098d1d..5786749af 100644
--- a/tool/hello/life-pe.c
+++ b/tool/hello/life-pe.c
@@ -7,7 +7,8 @@
 │   • http://creativecommons.org/publicdomain/zero/1.0/            │
 ╚─────────────────────────────────────────────────────────────────*/
 #endif
+#include "libc/nt/thunk/msabi.h"
 
-__attribute__((__ms_abi__)) long WinMain(void) {
+__msabi long WinMain(void) {
   return 42 << 8;
 }