stdin.patch

diff --git i/scripts/buildsystems/vcpkg.cmake w/scripts/buildsystems/vcpkg.cmake
index b69f44233..26ac0cf60 100644
--- i/scripts/buildsystems/vcpkg.cmake
+++ w/scripts/buildsystems/vcpkg.cmake
@@ -66,27 +66,26 @@ else()
                 set(VCPKG_TOOLCHAIN ON)
                 return()
             elseif(NOT arch_count EQUAL 1)
-                message(WARNING "vcpkg does not support building for more than 1 architecture at a time.")
-                set(VCPKG_TOOLCHAIN ON)
-                return()
-            endif()
-            list(GET CMAKE_OSX_ARCHITECTURES 0 target_arch)
-            if(target_arch STREQUAL arm64)
-                set(_VCPKG_TARGET_TRIPLET_ARCH arm64)
-            elseif(target_arch STREQUAL arm64s)
-                set(_VCPKG_TARGET_TRIPLET_ARCH arm64s)
-            elseif(target_arch STREQUAL armv7s)
-                set(_VCPKG_TARGET_TRIPLET_ARCH armv7s)
-            elseif(target_arch STREQUAL armv7)
-                set(_VCPKG_TARGET_TRIPLET_ARCH arm)
-            elseif(target_arch STREQUAL x86_64)
-                set(_VCPKG_TARGET_TRIPLET_ARCH x64)
-            elseif(target_arch STREQUAL i386)
-                set(_VCPKG_TARGET_TRIPLET_ARCH x86)
+                set(_VCPKG_TARGET_TRIPLET_ARCH fat)
             else()
-                message(WARNING "Unable to determine target triplet arch from given arch: '${target_arch}'.")
-                set(VCPKG_TOOLCHAIN ON)
-                return()
+                list(GET CMAKE_OSX_ARCHITECTURES 0 target_arch)
+                if(target_arch STREQUAL arm64)
+                    set(_VCPKG_TARGET_TRIPLET_ARCH arm64)
+                elseif(target_arch STREQUAL arm64s)
+                    set(_VCPKG_TARGET_TRIPLET_ARCH arm64s)
+                elseif(target_arch STREQUAL armv7s)
+                    set(_VCPKG_TARGET_TRIPLET_ARCH armv7s)
+                elseif(target_arch STREQUAL armv7)
+                    set(_VCPKG_TARGET_TRIPLET_ARCH arm)
+                elseif(target_arch STREQUAL x86_64)
+                    set(_VCPKG_TARGET_TRIPLET_ARCH x64)
+                elseif(target_arch STREQUAL i386)
+                    set(_VCPKG_TARGET_TRIPLET_ARCH x86)
+                else()
+                    message(WARNING "Unable to determine target triplet arch from given arch: '${target_arch}'.")
+                    set(VCPKG_TOOLCHAIN ON)
+                    return()
+                endif()
             endif()
 
         elseif(CMAKE_HOST_SYSTEM_PROCESSOR STREQUAL "x86_64")
diff --git i/scripts/toolchains/ios.cmake w/scripts/toolchains/ios.cmake
index 6f7dad7a4..eb19bf035 100644
--- i/scripts/toolchains/ios.cmake
+++ w/scripts/toolchains/ios.cmake
@@ -11,6 +11,8 @@ if(NOT _VCPKG_IOS_TOOLCHAIN)
         set(CMAKE_OSX_ARCHITECTURES x86_64 CACHE STRING "")
     elseif(VCPKG_TARGET_TRIPLET STREQUAL "x86-ios")
         set(CMAKE_OSX_ARCHITECTURES i386 CACHE STRING "")
+    elseif(VCPKG_TARGET_TRIPLET STREQUAL "fat-ios")
+        set(CMAKE_OSX_ARCHITECTURES "arm64;x86_64" CACHE STRING "")
     else()
         message(FATAL_ERROR "Unknown ABI for target triplet ${VCPKG_TARGET_TRIPLET}")
     endif()
diff --git i/triplets/fat-ios.cmake w/triplets/fat-ios.cmake
index cfe5a9537..75521f235 100644
--- i/triplets/fat-ios.cmake
+++ w/triplets/fat-ios.cmake
@@ -1,4 +1,4 @@
-set(VCPKG_TARGET_ARCHITECTURE arm)
+set(VCPKG_TARGET_ARCHITECTURE fat)
 set(VCPKG_CRT_LINKAGE dynamic)
 set(VCPKG_LIBRARY_LINKAGE dynamic)
 set(VCPKG_CMAKE_SYSTEM_NAME iOS)