C Language Index
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──C Language Index──────────────────────────────────────────────────────────
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O_APPEND Open file for appending
O_BINARY Open a file in binary mode
O_CREAT Create and open a file for writing
O_EXCL Return error if specified file exists
offsetof Calculate byte offset of structure member
onexit Handle function exit sequence
O_NOINHERIT File not inherited by child
open Open a file
operator precedence List of C operators and order of precedence
O_RAW Binary translation mode
O_RDONLY Open a file for reading only
O_RDWR Open a file for reading and writing
OS2_MODE Value for _osmode
_osmajor "Major" version number global variable
_osminor "Minor" version number global variable
_osmode Variable specifying DOS or OS/2 mode
_osversion Version number global variable
O_TEXT Open a file in text mode
O_TRUNC Open and truncate a file
_outgtext Print font-based text in graphics mode
_outmem Print text of specified length in graphics mode
outp Output a byte at a port
outpw Output a word at a port
_outtext Print text in graphics mode
OVERFLOW Result too large (math error)
O_WRONLY Open a file for writing only