remove usage of HAVE_* defines, we cannot and shall not depend on any such

defines in the public external header files

include/curl/curl.h

@@ -34,11 +34,7 @@
 #  include <sys/time.h>
 #  include <time.h>
 # else
-#  ifdef HAVE_SYS_TIME_H
-#   include <sys/time.h>
-#  else
-#   include <time.h>
-#  endif
+   include <sys/time.h>
 # endif
 #endif /* defined (vms) */
 

include/curl/stdcheaders.h

@@ -23,9 +23,7 @@
  * $Id$
  ***************************************************************************/
 
-#ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
-#endif
 
 size_t fread (void *, size_t, size_t, FILE *);
 size_t fwrite (const void *, size_t, size_t, FILE *);