+echo $ac_n "checking for long long... $ac_c"
+AC_TRY_RUN([#include <stdio.h>
+main() { long long x = 1000000000000; char b[20]; sprintf(b,"%lld", x); exit(strcmp("1000000000000", b) == 0? 0: 1); }],
+echo yes;AC_DEFINE(HAVE_LONGLONG),
+echo no)
+
+echo $ac_n "checking for utimbuf ... $ac_c"
+AC_TRY_COMPILE([#include <sys/types.h>
+#include <utime.h>],
+[int set_modtime(char *fname,time_t modtime)
+{ struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = modtime;
+ return utime(fname,&tbuf); }],
+echo yes;AC_DEFINE(HAVE_UTIMBUF),
+echo no)
+