Upgrading libpcre from version 7.2 to 7.4. Tested on Linux and Windows

libpcre/pcre_refcount.c

@@ -43,6 +43,13 @@ auxiliary function that can be used to maintain a reference count in a compiled
 pattern data block. This might be helpful in applications where the block is
 shared by different users. */
 
+
+#ifdef WIN32
+#include "pcre_winconfig.h"
+#else
+#include "config.h"
+#endif
+
 #include "pcre_internal.h"