Some build fixes to support compilation with MSVC on Windows

src/fccache.c

@@ -30,7 +30,11 @@
 #include <limits.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <sys/time.h>
+
+#ifndef _WIN32
+  #include <sys/time.h>
+#endif
+
 #include <assert.h>
 #if defined(HAVE_MMAP) || defined(__CYGWIN__)
 #  include <unistd.h>

src/fcwindows.h

@@ -44,6 +44,14 @@
 #  define WIN32_EXTRA_LEAN
 #  define STRICT
 #  include <windows.h>
+
+#if defined(_MSC_VER)
+#include <BaseTsd.h>
+typedef SSIZE_T ssize_t;
+#endif
+
+#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
+
 #endif
 
 #endif /* _FCWINDOWS_H_ */