Fix name issue when cross compiling drogon (#318)

Author: mdkrain

CMakeLists.txt

@@ -241,7 +241,7 @@ if(HAVE_C-ARES)
   if(APPLE)
     target_link_libraries(${PROJECT_NAME} PRIVATE resolv)
   elseif(WIN32)
-    target_link_libraries(${PROJECT_NAME} PRIVATE Iphlpapi)
+    target_link_libraries(${PROJECT_NAME} PRIVATE iphlpapi)
   endif()
 else()
   set(TRANTOR_SOURCES
@@ -255,9 +255,9 @@ endif()
 find_package(Threads)
 target_link_libraries(${PROJECT_NAME} PUBLIC Threads::Threads)
 if(WIN32)
-  target_link_libraries(${PROJECT_NAME} PRIVATE ws2_32 Rpcrt4)
+  target_link_libraries(${PROJECT_NAME} PRIVATE ws2_32 rpcrt4)
   if(OpenSSL_FOUND)
-    target_link_libraries(${PROJECT_NAME} PRIVATE Crypt32 Secur32)
+    target_link_libraries(${PROJECT_NAME} PRIVATE crypt32 secur32)
   endif(OpenSSL_FOUND)
 else(WIN32)
   target_link_libraries(${PROJECT_NAME} PRIVATE pthread $<$<PLATFORM_ID:SunOS>:socket>)