depot/third_party/nixpkgs/pkgs/development/tools/build-managers/cmake/remove-systemconfiguration-dep.patch

diff --git a/Utilities/cmcurl/CMakeLists.txt b/Utilities/cmcurl/CMakeLists.txt
index 9eef01aaf0..d141d4086c 100644
--- a/Utilities/cmcurl/CMakeLists.txt
+++ b/Utilities/cmcurl/CMakeLists.txt
@@ -537,12 +537,7 @@ if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
       message(FATAL_ERROR "CoreFoundation framework not found")
   endif()
 
-  find_library(SYSTEMCONFIGURATION_FRAMEWORK "SystemConfiguration")
-  if(NOT SYSTEMCONFIGURATION_FRAMEWORK)
-     message(FATAL_ERROR "SystemConfiguration framework not found")
-  endif()
-
-  list(APPEND CURL_LIBS "-framework CoreFoundation" "-framework SystemConfiguration")
+  list(APPEND CURL_LIBS "-framework CoreFoundation")
 
   if(CMAKE_USE_SECTRANSP)
     find_library(SECURITY_FRAMEWORK "Security")
diff --git a/Utilities/cmcurl/lib/curl_setup.h b/Utilities/cmcurl/lib/curl_setup.h
index 554dcc1e67..059f14e632 100644
--- a/Utilities/cmcurl/lib/curl_setup.h
+++ b/Utilities/cmcurl/lib/curl_setup.h
@@ -257,11 +257,7 @@
  * performing this task will result in a synthesized IPv6 address.
  */
 #if defined(__APPLE__) && !defined(USE_ARES)
-#include <TargetConditionals.h>
 #define USE_RESOLVE_ON_IPS 1
-#  if defined(TARGET_OS_OSX) && TARGET_OS_OSX
-#    define CURL_OSX_CALL_COPYPROXIES 1
-#  endif
 #endif
 
 #ifdef USE_LWIPSOCK
diff --git a/Utilities/cmcurl/lib/hostip.c b/Utilities/cmcurl/lib/hostip.c
index 117caa2957..9f7c709e44 100644
--- a/Utilities/cmcurl/lib/hostip.c
+++ b/Utilities/cmcurl/lib/hostip.c
@@ -68,10 +68,6 @@
 #include "curl_memory.h"
 #include "memdebug.h"
 
-#if defined(ENABLE_IPV6) && defined(CURL_OSX_CALL_COPYPROXIES)
-#include <SystemConfiguration/SCDynamicStoreCopySpecific.h>
-#endif
-
 #if defined(CURLRES_SYNCH) && \
     defined(HAVE_ALARM) && defined(SIGALRM) && defined(HAVE_SIGSETJMP)
 /* alarm-based timeouts can only be used with all the dependencies satisfied */
@@ -653,23 +649,6 @@ enum resolve_t Curl_resolv(struct Curl_easy *data,
         return CURLRESOLV_ERROR;
     }
 
-#if defined(ENABLE_IPV6) && defined(CURL_OSX_CALL_COPYPROXIES)
-    {
-      /*
-       * The automagic conversion from IPv4 literals to IPv6 literals only
-       * works if the SCDynamicStoreCopyProxies system function gets called
-       * first. As Curl currently doesn't support system-wide HTTP proxies, we
-       * therefore don't use any value this function might return.
-       *
-       * This function is only available on a macOS and is not needed for
-       * IPv4-only builds, hence the conditions above.
-       */
-      CFDictionaryRef dict = SCDynamicStoreCopyProxies(NULL);
-      if(dict)
-        CFRelease(dict);
-    }
-#endif
-
 #ifndef USE_RESOLVE_ON_IPS
     /* First check if this is an IPv4 address string */
     if(Curl_inet_pton(AF_INET, hostname, &in) > 0)