- AC_RUN_IFELSE([AC_LANG_PROGRAM([[
-# include <stdio.h>
-# include <stdlib.h>
-# include <unistd.h>
-]], [if (rename ("conftest.f", "conftest.f1")) return 1;
- if (unlink ("conftest.f1")) return 2;
- if (rename ("conftest.f", "conftest.f")) return 3;
- if (rename ("conftest.f1", "conftest.f1") == 0) return 4;])],
+ AC_RUN_IFELSE(
+ [AC_LANG_PROGRAM([[
+# include <stdio.h>
+# include <stdlib.h>
+# include <unistd.h>
+ ]],
+ [[int result = 0;
+ if (rename ("conftest.f", "conftest.f1"))
+ result |= 1;
+ if (unlink ("conftest.f1"))
+ result |= 2;
+ if (rename ("conftest.f", "conftest.f"))
+ result |= 4;
+ if (rename ("conftest.f1", "conftest.f1") == 0)
+ result |= 8;
+ return result;
+ ]])],