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fread(3) -- binary stream input/output
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The function fread() reads nmemb objects, each size bytes long, from the stream pointed to by stream, storing them at the location given by ptr. The function fwrite() writes nmemb objects, each size b... |
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free(3) -- memory allocation and deallocation
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The malloc() function allocates uninitialized space for an object whose size is specified by size. The malloc() function maintains multiple lists of free blocks according to size, allocating space fro... |
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freeaddrinfo(3) -- nodename-to-address translation
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The getaddrinfo() function is defined for protocol-independent nodenameto-address translation. It performs the functionality of gethostbyname(3) and getservbyname(3), but in a more sophisticated manne... |
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freeifaddrs(3) -- get interface addresses
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The getifaddrs() function stores a reference to a linked list of the network interfaces on the local machine in the memory referenced by ifap. The list consists of ifaddrs structures, as defined in th... |
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freerrset(3) -- retrieve DNS records
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getrrsetbyname() gets a set of resource records associated with a hostname, rdclass and rdtype. hostname is a pointer a to null-terminated string. The flags field is currently unused and must be zero.... |
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free_field(3) -- create and destroy form fields
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The function new_field allocates a new field and initializes it from the parameters given: height, width, row of upper-left corner, column of upper-left corner, number off-screen rows, and number of a... |
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free_fieldtype(3) -- define validation-field types
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The function new_fieldtype creates a new field type usable for data validation. You supply it with field_check, a predicate to check the validity of an entered data string whenever the user attempts t... |
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free_form(3) -- create and destroy forms
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The function new_form creates a new form connected to a specified field pointer array (which must be NULL-terminated). The function free_form disconnects form from its field array and frees the storag... |
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free_item(3) -- create and destroy menu items
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The function new_item allocates a new item and initializes it from the name and description pointers. Please notice that the item stores only the pointers to the name and description. Those pointers m... |
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free_menu(3) -- create and destroy menus
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The function new_menu creates a new menu connected to a specified item pointer array (which must be NULL-terminated). The function free_menu disconnects menu from its item array and frees the storage ... |
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freopen(3) -- stream open functions
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The fopen() function opens the file whose name is the string pointed to by path and associates a stream with it. The argument mode points to a string beginning with one of the following sequences (add... |
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frexp(3) -- convert floating-point number to fractional and integral components
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The frexp() function breaks a floating-point number into a normalized fraction and an integral power of 2. It stores the integer in the int object pointed to by exp. |
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fropen(3) -- open a stream
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The funopen() function associates a stream with up to four ``I/O functions''. Either readfn or writefn must be specified; the others can be given as an appropriately typed NULL pointer. These I/O fu... |
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fscanf(3) -- input format conversion
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The scanf() family of functions read input according to the given format as described below. This format may contain ``conversion specifiers''; the results of such conversions, if any, are stored th... |
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fseek(3) -- reposition a stream
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The fseek() function sets the file position indicator for the stream pointed to by stream. The new position, measured in bytes, is obtained by adding offset bytes to the position specified by whence. ... |
