49 #  define HASSETVBUF	1	/* we have setvbuf(3) in libc */  macro
256 #  define HASSETVBUF	1	/* use setvbuf(2) system call */  macro
512 #    define HASSETVBUF	1	/* we have setvbuf(3) in libc */  macro
756 #  define HASSETVBUF		1	/* has setvbuf (3) */  macro
1087 #  undef HASSETVBUF		/* don't actually have setvbuf(3) */
1577 #  define HASSETVBUF	1	/* has setvbuf(3) in libc */  macro
1612 #  define HASSETVBUF	1	/* we have setvbuf(3) in libc */  macro
1660 #  undef HASSETVBUF		/* don't actually have setvbuf(3) */
2050 #  ifndef HASSETVBUF
2051 #   define HASSETVBUF	/* HI-UX has no setlinebuf */  macro
2095 #  define HASSETVBUF	1	/* has setvbuf(3) function */  macro
2141 #   undef HASSETVBUF		/* don't actually have setvbuf(3) */
2490 #  define HASSETVBUF	1	/* we have setvbuf(3) in libc */  macro