How can I find out if there are characters available for reading?
How can I check whether a file exists? I want to warn the user if a requested input file is missing.
How can I insert or delete a line (or record) in the middle of a file?
Where can I get an ansi-compatible lint?
What is hungarian notation? Is it worthwhile?
How can I write data files which can be read on other machines with different word size, byte order, or floating point formats?
How can I find out how much free space is available on disk?
How can I recover the file name given an open stream or file descriptor?
Is null valid for pointers to functions?
Ow can I insert or delete a line (or record) in the middle of a file?
What is the right way to use errno?
Is exit(status) truly equivalent to returning the same status from main?
What is wrong with this code?
How can I read/write structures from/to data files?
What is the right type to use for boolean values in c? Is there a standard type?