Fix incorrect include when building against.

Wrong winsock header was included on targets linking to gamespy.

Author: OmniBlade

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.14)
+cmake_minimum_required(VERSION 3.14...4.0)
 
 # Use packagename_ROOT for FindPackage.
 if(POLICY CMP0074)

src/CMakeLists.txt

@@ -79,6 +79,13 @@ if(BUILD_SHARED_LIBS)
     set_target_properties(gamespy PROPERTIES ARCHIVE_OUTPUT_NAME gamespy_import WINDOWS_EXPORT_ALL_SYMBOLS ON)
 endif()
 
+# Handle including sockets library headers for consumers.
+if(WIN32 OR "${CMAKE_SYSTEM}" MATCHES "Windows")
+    if(GS_WINSOCK2)
+        target_compile_definitions(gamespy INTERFACE GSI_WINSOCK2)
+    endif()
+endif()
+
 if(GS_BUILD_TESTS)
     add_executable(chattest chat/chatc/chatc.c)
     target_link_libraries(chattest gamespy)