<P>
<DT><CODE>IXANY</CODE>
<DD><TT>`termios.h'</TT> (BSD):  section <A HREF="library_16.html#SEC276" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC276">Input Modes</A>.
<P>
<DT><CODE>IXOFF</CODE>
<DD><TT>`termios.h'</TT> (POSIX.1):  section <A HREF="library_16.html#SEC276" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC276">Input Modes</A>.
<P>
<DT><CODE>IXON</CODE>
<DD><TT>`termios.h'</TT> (POSIX.1):  section <A HREF="library_16.html#SEC276" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC276">Input Modes</A>.
<P>
<DT><CODE>LANG</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_ALL</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_COLLATE</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_CTYPE</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_MONETARY</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_NUMERIC</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_RESPONSE</CODE>
<DD><TT>`locale.h'</TT> (GNU):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>LC_TIME</CODE>
<DD><TT>`locale.h'</TT> (ANSI):  section <A HREF="library_7.html#SEC79" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_7.html#SEC79">Categories of Activities that Locales Affect</A>.
<P>
<DT><CODE>int LINE_MAX</CODE>
<DD><TT>`limits.h'</TT> (POSIX.2):  section <A HREF="library_27.html#SEC467" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC467">Utility Program Capacity Limits</A>.
<P>
<DT><CODE>int LINK_MAX</CODE>
<DD><TT>`limits.h'</TT> (POSIX.1):  section <A HREF="library_27.html#SEC463" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC463">Limits on File System Capacity</A>.
<P>
<DT><CODE>LONG_LONG_MAX</CODE>
<DD><TT>`limits.h'</TT> (GNU):  section <A HREF="library_28.html#SEC486" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_28.html#SEC486">Range of an Integer Type</A>.
<P>
<DT><CODE>LONG_LONG_MIN</CODE>
<DD><TT>`limits.h'</TT> (GNU):  section <A HREF="library_28.html#SEC486" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_28.html#SEC486">Range of an Integer Type</A>.
<P>
<DT><CODE>LONG_MAX</CODE>
<DD><TT>`limits.h'</TT> (ANSI):  section <A HREF="library_28.html#SEC486" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_28.html#SEC486">Range of an Integer Type</A>.
<P>
<DT><CODE>LONG_MIN</CODE>
<DD><TT>`limits.h'</TT> (ANSI):  section <A HREF="library_28.html#SEC486" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_28.html#SEC486">Range of an Integer Type</A>.
<P>
<DT><CODE>L_INCR</CODE>
<DD><TT>`sys/file.h'</TT> (BSD):  section <A HREF="library_11.html#SEC158" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_11.html#SEC158">File Positioning</A>.
<P>
<DT><CODE>L_SET</CODE>
<DD><TT>`sys/file.h'</TT> (BSD):  section <A HREF="library_11.html#SEC158" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_11.html#SEC158">File Positioning</A>.
<P>
<DT><CODE>L_XTND</CODE>
<DD><TT>`sys/file.h'</TT> (BSD):  section <A HREF="library_11.html#SEC158" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_11.html#SEC158">File Positioning</A>.
<P>
<DT><CODE>int L_ctermid</CODE>
<DD><TT>`stdio.h'</TT> (POSIX.1):  section <A HREF="library_24.html#SEC426" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_24.html#SEC426">Identifying the Controlling Terminal</A>.
<P>
<DT><CODE>int L_cuserid</CODE>
<DD><TT>`stdio.h'</TT> (POSIX.1):  section <A HREF="library_25.html#SEC440" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_25.html#SEC440">Identifying Who Logged In</A>.
<P>
<DT><CODE>int L_tmpnam</CODE>
<DD><TT>`stdio.h'</TT> (ANSI):  section <A HREF="library_11.html#SEC164" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_11.html#SEC164">Temporary Files</A>.
<P>
<DT><CODE>int MAXNAMLEN</CODE>
<DD><TT>`dirent.h'</TT> (BSD):  section <A HREF="library_27.html#SEC463" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC463">Limits on File System Capacity</A>.
<P>
<DT><CODE>int MAX_CANON</CODE>
<DD><TT>`limits.h'</TT> (POSIX.1):  section <A HREF="library_27.html#SEC463" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC463">Limits on File System Capacity</A>.
<P>
<DT><CODE>int MAX_INPUT</CODE>
<DD><TT>`limits.h'</TT> (POSIX.1):  section <A HREF="library_27.html#SEC463" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC463">Limits on File System Capacity</A>.
<P>
<DT><CODE>int MB_CUR_MAX</CODE>
<DD><TT>`stdlib.h'</TT> (ANSI):  section <A HREF="library_6.html#SEC69" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_6.html#SEC69">Multibyte Characters</A>.
<P>
<DT><CODE>int MB_LEN_MAX</CODE>
<DD><TT>`limits.h'</TT> (ANSI):  section <A HREF="library_6.html#SEC69" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_6.html#SEC69">Multibyte Characters</A>.
<P>
<DT><CODE>MDMBUF</CODE>
<DD><TT>`termios.h'</TT> (BSD):  section <A HREF="library_16.html#SEC278" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC278">Control Modes</A>.
<P>
<DT><CODE>int MSG_DONTROUTE</CODE>
<DD><TT>`sys/socket.h'</TT> (BSD):  section <A HREF="library_15.html#SEC252" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_15.html#SEC252">Socket Data Options</A>.
<P>
<DT><CODE>int MSG_OOB</CODE>
<DD><TT>`sys/socket.h'</TT> (BSD):  section <A HREF="library_15.html#SEC252" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_15.html#SEC252">Socket Data Options</A>.
<P>
<DT><CODE>int MSG_PEEK</CODE>
<DD><TT>`sys/socket.h'</TT> (BSD):  section <A HREF="library_15.html#SEC252" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_15.html#SEC252">Socket Data Options</A>.
<P>
<DT><CODE>int NAME_MAX</CODE>
<DD><TT>`limits.h'</TT> (POSIX.1):  section <A HREF="library_27.html#SEC463" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC463">Limits on File System Capacity</A>.
<P>
<DT><CODE>double NAN</CODE>
<DD><TT>`math.h'</TT> (GNU):  section <A HREF="library_18.html#SEC300" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_18.html#SEC300">"Not a Number" Values</A>.
<P>
<DT><CODE>int NCCS</CODE>
<DD><TT>`termios.h'</TT> (POSIX.1):  section <A HREF="library_16.html#SEC273" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC273">Terminal Mode Data Types</A>.
<P>
<DT><CODE>int NGROUPS_MAX</CODE>
<DD><TT>`limits.h'</TT> (POSIX.1):  section <A HREF="library_27.html#SEC455" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC455">General Capacity Limits</A>.
<P>
<DT><CODE>NOFLSH</CODE>
<DD><TT>`termios.h'</TT> (POSIX.1):  section <A HREF="library_16.html#SEC279" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC279">Local Modes</A>.
<P>
<DT><CODE>NOKERNINFO</CODE>
<DD><TT>`termios.h'</TT> (BSD):  section <A HREF="library_16.html#SEC279" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC279">Local Modes</A>.
<P>
<DT><CODE>NO_ADDRESS</CODE>
<DD><TT>`netdb.h'</TT> (BSD):  section <A HREF="library_15.html#SEC233" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_15.html#SEC233">Host Names</A>.
<P>
<DT><CODE>NO_RECOVERY</CODE>
<DD><TT>`netdb.h'</TT> (BSD):  section <A HREF="library_15.html#SEC233" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_15.html#SEC233">Host Names</A>.
<P>
<DT><CODE>int NSIG</CODE>
<DD><TT>`signal.h'</TT> (BSD):  section <A HREF="library_21.html#SEC335" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_21.html#SEC335">Standard Signals</A>.
<P>
<DT><CODE>void * NULL</CODE>
<DD><TT>`stddef.h'</TT> (ANSI):  section <A HREF="library_28.html#SEC482" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_28.html#SEC482">Null Pointer Constant</A>.
<P>
<DT><CODE>int ONLCR</CODE>
<DD><TT>`termios.h'</TT> (BSD):  section <A HREF="library_16.html#SEC277" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC277">Output Modes</A>.
<P>
<DT><CODE>int ONOEOT</CODE>
<DD><TT>`termios.h'</TT> (BSD):  section <A HREF="library_16.html#SEC277" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC277">Output Modes</A>.
<P>
<DT><CODE>int OPEN_MAX</CODE>
<DD><TT>`limits.h'</TT> (POSIX.1):  section <A HREF="library_27.html#SEC455" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_27.html#SEC455">General Capacity Limits</A>.
<P>
<DT><CODE>int OPOST</CODE>
<DD><TT>`termios.h'</TT> (POSIX.1):  section <A HREF="library_16.html#SEC277" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC277">Output Modes</A>.
<P>
<DT><CODE>int OXTABS</CODE>
<DD><TT>`termios.h'</TT> (BSD):  section <A HREF="library_16.html#SEC277" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_16.html#SEC277">Output Modes</A>.
<P>
<DT><CODE>int O_ACCMODE</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC184" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC184">File Status Flags</A>.
<P>
<DT><CODE>O_APPEND</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC184" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC184">File Status Flags</A>.
<P>
<DT><CODE>O_APPEND</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC172" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC172">Opening and Closing Files</A>.
<P>
<DT><CODE>O_CREAT</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC172" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC172">Opening and Closing Files</A>.
<P>
<DT><CODE>O_EXCL</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC172" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC172">Opening and Closing Files</A>.
<P>
<DT><CODE>O_NDELAY</CODE>
<DD><TT>`fcntl.h'</TT> (BSD):  section <A HREF="library_12.html#SEC184" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC184">File Status Flags</A>.
<P>
<DT><CODE>O_NOCTTY</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC172" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC172">Opening and Closing Files</A>.
<P>
<DT><CODE>O_NONBLOCK</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC184" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC184">File Status Flags</A>.
<P>
<DT><CODE>O_NONBLOCK</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC172" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC172">Opening and Closing Files</A>.
<P>
<DT><CODE>O_RDONLY</CODE>
<DD><TT>`fcntl.h'</TT> (POSIX.1):  section <A HREF="library_12.html#SEC172" tppabs="http://www.cs.utah.edu/dept/old/texinfo/glibc-manual-0.02/library_12.html#SEC172">Opening