Committing updates.

CMakeLists.txt

@@ -18,6 +18,7 @@ set(WITH_SSL                ON  CACHE BOOL "Build with SSL")
 set(WITH_SQLITE3            OFF CACHE BOOL "Build with Sqlite3")
 set(WITH_CURL               OFF CACHE BOOL "Build with cURL")
 set(WITH_BITCOIN_CLIENT     ON  CACHE BOOL "Build with libbitcoin-client")
+set(USE_SIGNATURE           ON  CACHE BOOL "Using signature in HTTP headers")
 # ----------------------------------------------------------------------------------------------------------------------
 
 if (INSTALL_AS_ROOT)
@@ -76,6 +77,10 @@ if (WITH_CURL)
     add_compile_options("-DWITH_CURL")
 endif()
 
+if (USE_SIGNATURE)
+    add_compile_options("-DCALL_SIGNATURE_FETCH")
+endif()
+
 add_subdirectory(${DELPHI_LIB_DIR})
 
 # Find PkgConfig