.\" @(#)libfunc.mex 1.1 92/07/30 SMI;.PL RIGHT.H C "Library Functions \(em Section 3".LPThe functions are listed in alphabetical order followeddirectly by theirsubsection headings.There are 5 subsections of server-level library functions..RS.DS3       Library Functions3L      Lightweight Processes Library3M      Mathematical Library3R      RPC Services Library3V      System V Library.DE.RE.LP3, 3L, 3M, and 3V are consistent withthe Library Functions specifications below.The 3R subsection (RPC Services Library)contains 2 unique headings,.SM PROTOCOLand.SM PROGRAMMING ,which are described in the order of appearance on the page..H 2 HEADINGS.PD.LPHere is a list of the section headings which may appearin the man pages for Section 3:.RS.RS.IP.nf.SM NAME.SM SYNOPSIS.SM "SYSTEM V SYNOPSIS".SM PROTOCOL.SM AVAILABILITY.SM DESCRIPTION.SM "SYSTEM V DESCRIPTION".SM "RETURN VALUE".SM EXAMPLE(S).SM ENVIRONMENT.SM FILES.SM "SEE ALSO".SM WARNINGS.SM NOTES.SM BUGS.fi.RE.RE.LPSection 3 man pages differ from thegeneric in the following sections:.PD.H 2 PROTOCOL.IP \*(SQ 2This section only occurs in subsection 3R,to indicate the protocol description file.The protocol specificationpathname is listed in Bold font..PD.H 2 "SYNOPSIS".IP \*(SQ 2List the code necessary for the library functionto work..PD.H 3 Ordering.IP \*(SQ 2Include files are the firstlibrary function code to be listed.They are shown as they would appear in a program..IP \*(SQ 2Include files are separated from each other by.L .brand from the rest of the library function code by.L .LP ..PD.IP.RS.RS.B "#include <ftw.h>".RE.RE.IP \*(SQ 2The code that defines the library call islisted next, also in Bold font.Code lines are separated from each other with.L \.br ,and from the include files by.L \&.LP ..IP.RS.RS.B "char *getcwd(buf,size)".br.B "char *buf;".br.B "int size;".RE.RE.IP \*(SQ 2The library function code is listed next, also inBold font and separated by.L \&.br ..IP.RS.RS.B "havedisk(host)".br.B "char *host;".br.RE.RE.IPThe first line defines the library function type, andgives the necessary parameters.The subsequent lines definethe parameter types..H 2 "DESCRIPTION".IP \*(SQ 2Describes concisely what the library function.I does ,including the limitations and specifications of the informationthe function returns..H 2 "PROGRAMMING".PD 0.IP \*(SQ 2This section describes the C code to use for an.SM RPCcall..IP \*(SQ 2Include files are the first codes to be listed.TheInclude files are bracketed,listed in Bold font and arepreceded by.B #include ..IP \*(SQ 2Include files are separated from each other by.L \&.br ,and from the rest of the protocol code instructions by.L \&.LP ..PD.H 2 "RETURN VALUE".IP \*(SQ 2The return value,usually an integer,is explained in complete sentences.