Fix for Android build on NDK versions 27+ (#871)

Author: jplafonta

Build/libHttpClient.Android/CMakeLists.txt

@@ -88,6 +88,11 @@ if (NOT DEFINED HC_NOZLIB)
     "${PATH_TO_ROOT}/External/zlib"
     "${PATH_TO_ROOT}/External/zlib/contrib/minizip"
  )
+
+ set_source_files_properties(
+     "${PATH_TO_ROOT}/External/zlib/contrib/minizip/ioapi.c"
+     PROPERTIES COMPILE_DEFINITIONS "MINIZIP_FOPEN_NO_64=1"
+ )
 endif()
 
  set(COMMON_INCLUDE_DIRS
@@ -107,6 +112,11 @@ set(ANDROID_INCLUDE_DIRS
     "${PATH_TO_ROOT}/External/opensslGeneratedHeaders/android"
     )
 
+add_compile_options(
+    $<$<COMPILE_LANGUAGE:CXX>:-Wno-error=implicit-function-declaration>
+    $<$<COMPILE_LANGUAGE:C>:-Wno-error=implicit-function-declaration>
+)
+
 #########################
 ### Set up static lib ###
 #########################