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gnu c的setbuf函数源代码-CSDN博客

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libio/sebuf.c定义了sebbuf函数:void setbuf (FILE *fp, char *buf){ _IO_setbuffer (fp, buf, BUFSIZ);}libio/iosetbuffer.c定义了_IO_setbuffer函数:void _IO_setbuffer (FILE *fp, char *buf, size_t size){ C...