configure.ac: Don't use pthread_time when not on WIN32

This moves the uglyness at configure time, and also clarifies the
config.log

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

compat/compat.h

@@ -38,7 +38,7 @@ size_t strlcpy(char *dst, const char *src, size_t siz);
 #ifndef HAVE_CLOCKID_T
 typedef int clockid_t;
 #endif
-#if !HAVE_DECL_CLOCK_MONOTONIC && defined(_WIN32)
+#if !HAVE_DECL_CLOCK_MONOTONIC
 enum {
     CLOCK_REALTIME,
     CLOCK_MONOTONIC,

configure.ac

@@ -93,7 +93,9 @@ AC_CHECK_TYPES([clockid_t],,,[
                #include <pthread.h>])
 AC_CHECK_DECLS([CLOCK_MONOTONIC],,,[
                #include <time.h>
-               #include <pthread_time.h>])
+               #ifdef _WIN32
+               #include <pthread_time.h>
+               #endif])
 AC_REPLACE_FUNCS([strlcpy])
 AC_REPLACE_FUNCS([strndup])
 AC_REPLACE_FUNCS([clock_gettime])