+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_move" name="mouse_move">,
+<ref id="mouse_setbox" name="mouse_setbox">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_buttons<label id="mouse_buttons"><p>
+
+<quote>
+<descrip>
+<tag/Function/Return a bit mask encoding the state of the mouse buttons.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ mouse_buttons (void);/
+<tag/Description/The function returns a bit mask that encodes the state of the
+mouse buttons. You may use the <tt/MOUSE_BTN_XXX/ flags to decode the function
+return value.
+<tag/Limits/<itemize>
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_info" name="mouse_info">,
+<ref id="mouse_pos" name="mouse_pos">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_geterrormsg<label id="mouse_geterrormsg"><p>
+
+<quote>
+<descrip>
+<tag/Function/Return a readable error message for an error code.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/const char* __fastcall__ mouse_geterrormsg (unsigned char
+code);/
+<tag/Description/The function returns an error message (in english) for the
+error code passed parameter.
+<tag/Limits/<itemize>
+<item>The function will return "Unknown error" for invalid error codes.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_load_driver" name="mouse_load_driver">,
+<ref id="mouse_uninstall" name="mouse_uninstall">,
+<ref id="mouse_unload" name="mouse_unload">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_hide<label id="mouse_hide"><p>
+
+<quote>
+<descrip>
+<tag/Function/Hide the mouse pointer.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/void __fastcall__ mouse_hide (void);/
+<tag/Description/The function hides the mouse pointer. It manages a counter
+that is shared between <tt/<ref id="mouse_show" name="mouse_show">/ and
+<tt/mouse_hide/ so that every call call to <tt/mouse_hide/ must be followed by
+a call to <tt/<ref id="mouse_show" name="mouse_show">/ to make the mouse cursor
+visible.
+<tag/Limits/<itemize>
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_show" name="mouse_show">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_info<label id="mouse_info"><p>
+
+<quote>
+<descrip>
+<tag/Function/Return the state of the mouse buttons and the position of the
+mouse.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/void __fastcall__ mouse_info (struct mouse_info* info);/
+<tag/Description/The function returns the state of the mouse buttons and the
+position of the mouse in the <tt/mouse_info/ structure passed as parameter.
+<tag/Limits/<itemize>
+<item>The <tt/mouse_info/ struct is a superset of the <tt/mouse_pos/ struct,
+so if you just need the mouse position, call <tt/<ref id="mouse_pos"
+name="mouse_pos">/ instead.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_buttons" name="mouse_buttons">,
+<ref id="mouse_pos" name="mouse_pos">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_install<label id="mouse_install"><p>
+
+<quote>
+<descrip>
+<tag/Function/Install an already loaded mouse driver.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ mouse_install (const struct
+mouse_callbacks* c, void* driver);/
+<tag/Description/The function installs an already loaded mouse driver and
+returns an error code. The <tt/mouse_callbacks/ structure passed as first
+parameter contains pointers to routines needed to move or hide/show the mouse
+pointer. Defaults for these routines are supplied by the library, so if you
+can live with these defaults (which are platform specific), just pass a
+pointer to <tt/mouse_def_callbacks/. The function may be used to install a
+driver linked statically to the program.
+<tag/Limits/<itemize>
+<item>Not all drivers are able to detect if the supported hardware is really
+present.
+<item>After installing a driver, the mouse cursor is hidden.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_load_driver" name="mouse_load_driver">,
+<ref id="mouse_uninstall" name="mouse_uninstall">,
+<ref id="mouse_unload" name="mouse_unload">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_ioctl<label id="mouse_ioctl"><p>
+
+<quote>
+<descrip>
+<tag/Function/Call the driver specific ioctl function.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ mouse_ioctl (unsigned char code, void* data);/
+<tag/Description/The function calls the IOCTL entry in the mouse driver,
+which is driver specific. The <tt/code/ parameter will choose between
+different IOCTL functions, and the <tt/data/ depends on code. The
+function returns an error code. The purpose of this function is to allow
+for driver specific extensions. See the documentation for a specific mouse
+driver for supported ioctl calls.
+<tag/Limits/<itemize>
+<item>Calling this function is non portable, because each driver may
+implement different ioctl calls (or none at all).
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_load_driver<label id="mouse_load_driver"><p>
+
+<quote>
+<descrip>
+<tag/Function/Load and initialize a mouse driver.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ mouse_load_driver (const struct
+mouse_callbacks* c, const char* driver);/
+<tag/Description/Load a mouse driver into memory and initialize it. The
+function returns an error code that tells if the call has been successful. The
+<tt/mouse_callbacks/ structure passed as first parameter contains pointers to
+routines needed to move or hide/show the mouse pointer. Defaults for these
+routines are supplied by the library, so if you can live with these defaults
+(which are platform specific), just pass a pointer to <tt/mouse_def_callbacks/.
+<tag/Limits/<itemize>
+<item>The driver is loaded by name, so currently you must know the type of
+mouse that should be supported. There is no autodetect capability.
+<item>Not all drivers are able to detect if the supported hardware is really
+present.
+<item>After installing a driver, the mouse cursor is hidden.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_install" name="mouse_install">,
+<ref id="mouse_uninstall" name="mouse_uninstall">,
+<ref id="mouse_unload" name="mouse_unload">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_move<label id="mouse_move"><p>
+
+<quote>
+<descrip>
+<tag/Function/Move the mouse cursor to a specific position.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/void __fastcall__ mouse_move (int x, int y);/
+<tag/Description/The function updates the mouse position. If the mouse cursor
+is visible, it is shown at the new position.
+<tag/Limits/<itemize>
+<item>The function does not check if the new position is within the bounding
+box specified with <tt/<ref id="mouse_setbox" name="mouse_setbox">/.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_getbox" name="mouse_getbox">,
+<ref id="mouse_setbox" name="mouse_setbox">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_pos<label id="mouse_pos"><p>
+
+<quote>
+<descrip>
+<tag/Function/Return the position of the mouse.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/void __fastcall__ mouse_pos (struct mouse_pos* pos);/
+<tag/Description/The function returns the position of the mouse in the
+<tt/mouse_pos/ structure passed as parameter.
+<tag/Limits/<itemize>
+<item>The <tt/mouse_pos/ struct is a subset of the <tt/mouse_info/ struct,
+so if you do also need the mouse buttons, call <tt/<ref id="mouse_info"
+name="mouse_info">/ instead.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_buttons" name="mouse_buttons">,
+<ref id="mouse_info" name="mouse_info">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_show<label id="mouse_show"><p>
+
+<quote>
+<descrip>
+<tag/Function/Show the mouse pointer.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/void __fastcall__ mouse_show (void);/
+<tag/Description/The function shows the mouse pointer. It manages a counter
+that is shared between <tt/<ref id="mouse_hide" name="mouse_hide">/ and
+<tt/mouse_show/. The mouse cursor is visible if there was one more call to
+<tt/mouse_show/ than to <tt/<ref id="mouse_hide" name="mouse_hide">/.
+<tag/Limits/<itemize>
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_hide" name="mouse_hide">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_uninstall<label id="mouse_uninstall"><p>
+
+<quote>
+<descrip>
+<tag/Function/Uninstall an already loaded mouse driver.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ mouse_install (void);/
+<tag/Description/The function uninstalls an already loaded mouse driver but
+don't removes it from memory.
+<tag/Limits/<itemize>
+<item>If the driver has been loaded using <tt/<ref id="mouse_load_driver"
+name="mouse_load_driver">/, <tt/<ref id="mouse_unload" name="mouse_unload">/
+should be used instead of <tt/mouse_uninstall/ so the driver is also removed
+from memory.
+<item>The function is only available as fastcall function, so it may only be
+used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_install" name="mouse_install">,
+<ref id="mouse_load_driver" name="mouse_load_driver">,
+<ref id="mouse_unload" name="mouse_unload">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>mouse_unload<label id="mouse_unload"><p>
+
+<quote>
+<descrip>
+<tag/Function/Unload a mouse driver.
+<tag/Header/<tt/<ref id="mouse.h" name="mouse.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ mouse_unload (void);/
+<tag/Description/The function unloads a loaded mouse driver and frees all
+memory allocated for the driver.
+<tag/Limits/<itemize>
+<item>The function does nothing if no driver is loaded.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="mouse_install" name="mouse_install">,
+<ref id="mouse_load_driver" name="mouse_load_driver">,
+<ref id="mouse_uninstall" name="mouse_uninstall">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>offsetof<label id="offsetof"><p>
+
+<quote>
+<descrip>
+<tag/Function/Calculate the offset of a struct or union member.
+<tag/Header/<tt/<ref id="stddef.h" name="stddef.h">/
+<tag/Declaration/<tt/size_t offsetof (type, member);/
+<tag/Description/<tt/offsetof/ calculates the address offset of a <tt/struct/
+or <tt/union/ member.
+<tag/Limits/<itemize>
+<item>The function is actually a macro.
+</itemize>
+<tag/Availability/ISO 9899
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>open<label id="open"><p>
+
+<quote>
+<descrip>
+<tag/Function/Open and possibly create a file.
+<tag/Header/<tt/<ref id="fcntl.h" name="fcntl.h">/
+<tag/Declaration/<tt/int open (const char* name, int flags, ...);/
+<tag/Description/<tt/open/ opens a file and returns the file descriptor
+associated with it. On error, -1 is returned and an error code is stored in
+<tt/errno/. Several flags may be passed to <tt/open/ that change the behaviour.
+<tag/Limits/<itemize>
+<item>POSIX specifies an additional <tt/mode/ argument that may be passed to
+open, which is used as the permission mask when a new file is created. While
+cc65 allows to pass this argument, it is ignored.
+</itemize>
+<tag/Availability/POSIX 1003.1
+<tag/See also/
+<ref id="close" name="close">,
+<ref id="creat" name="creat">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>peekbsys<label id="peekbsys"><p>
+
+<quote>
+<descrip>
+<tag/Function/Read one byte from a location in the system bank.
+<tag/Header/<tt/<ref id="cbm610.h" name="cbm610.h">/,
+<tt/<ref id="cbm510.h" name="cbm510.h">/
+<tag/Declaration/<tt/unsigned char __fastcall__ peekbsys (unsigned addr);/
+<tag/Description/<tt/peekbsys/ reads one byte from the given address in the
+system bank (bank 15) of the CBM PET-II machines and returns it.
+<tag/Limits/
+<itemize>
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+<item>This function may be a macro depending on the compiler options. The
+actual function is accessible by #undef'ing the macro.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="PEEK" name="PEEK">,
+<ref id="PEEKW" name="PEEKW">,
+<ref id="peekwsys" name="peekwsys">,
+<ref id="pokebsys" name="pokebsys">,
+<ref id="pokewsys" name="pokewsys">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>peekwsys<label id="peekwsys"><p>
+
+<quote>
+<descrip>
+<tag/Function/Read one word from a location in the system bank.
+<tag/Header/<tt/<ref id="cbm610.h" name="cbm610.h">/,
+<tt/<ref id="cbm510.h" name="cbm510.h">/
+<tag/Declaration/<tt/unsigned __fastcall__ peekwsys (unsigned addr);/
+<tag/Description/<tt/peekwsys/ reads one word from the given address in the
+system bank (bank 15) of the CBM PET-II machines and returns it. Following
+the usual 6502 conventions, the low byte is read from <tt/addr/, and the
+high byte is read from <tt/addr+1/.
+<tag/Limits/
+<itemize>
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+<item>The order in which the two bytes are read is undefined.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="PEEK" name="PEEK">,
+<ref id="PEEKW" name="PEEKW">,
+<ref id="peekbsys" name="peekbsys">,
+<ref id="pokebsys" name="pokebsys">,
+<ref id="pokewsys" name="pokewsys">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>perror<label id="perror"><p>
+
+<quote>
+<descrip>
+<tag/Function/Print an error message for the error in <tt/errno/.
+<tag/Header/<tt/<ref id="stdio.h" name="stdio.h">/
+<tag/Declaration/<tt/void __fastcall__ perror (const char* s);/
+<tag/Description/<tt/perror/ prints an error message to <tt/stderr/. If <tt/s/
+is not <tt/NULL/ and not an empty string, it is printed followed by a colon and
+a blank. Then the error message for the current contents of <tt/errno/ is
+printed followed by a newline. The message output is the same as returned by
+<tt/<ref id="strerror" name="strerror">/ with an argument of <tt/errno/.
+<tag/Limits/
+<itemize>
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+</itemize>
+<tag/Availability/ISO 9899
+<tag/See also/
+<ref id="_poserror" name="_poserror">,
+<ref id="strerror" name="strerror">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>pokebsys<label id="pokebsys"><p>
+
+<quote>
+<descrip>
+<tag/Function/Write one byte to a location in the system bank.
+<tag/Header/<tt/<ref id="cbm610.h" name="cbm610.h">/,
+<tt/<ref id="cbm510.h" name="cbm510.h">/
+<tag/Declaration/<tt/void __fastcall__ pokebsys (unsigned addr, unsigned char val);/
+<tag/Description/<tt/pokebsys/ writes one byte to the given address in the
+system bank (bank 15) of the CBM PET-II machines.
+<tag/Limits/
+<itemize>
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="POKE" name="POKE">,
+<ref id="POKEW" name="POKEW">,
+<ref id="peekbsys" name="peekbsys">,
+<ref id="peekwsys" name="peekwsys">,
+<ref id="pokewsys" name="pokewsys">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>pokewsys<label id="pokewsys"><p>
+
+<quote>
+<descrip>
+<tag/Function/Write one word to a location in the system bank.
+<tag/Header/<tt/<ref id="cbm610.h" name="cbm610.h">/,
+<tt/<ref id="cbm510.h" name="cbm510.h">/
+<tag/Declaration/<tt/void __fastcall__ pokewsys (unsigned addr, unsigned val);/
+<tag/Description/<tt/pokewsys/ writes one word to the given address in the
+system bank (bank 15) of the CBM PET-II machines. Following the usual 6502
+conventions, the low byte of <tt/val/ is written to <tt/addr/, and the
+high byte is written to <tt/addr+1/.
+<tag/Limits/
+<itemize>
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+<item>The order in which the two bytes are written is undefined.
+</itemize>
+<tag/Availability/cc65
+<tag/See also/
+<ref id="POKE" name="POKE">,
+<ref id="POKEW" name="POKEW">,
+<ref id="peekbsys" name="peekbsys">,
+<ref id="peekwsys" name="peekwsys">,
+<ref id="pokebsys" name="pokebsys">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>qsort<label id="qsort"><p>
+
+<quote>
+<descrip>
+<tag/Function/Sort an array.
+<tag/Header/<tt/<ref id="stdlib.h" name="stdlib.h">/
+<tag/Declaration/<tt/void __fastcall__ qsort (void* base, size_t count,
+size_t size, int (*compare) (const void*, const void*));/
+<tag/Description/<tt/qsort/ sorts an array according to a given compare
+function <tt/compare/. <tt/base/ is the address of the array, <tt/count/
+is the number of elements, <tt/size/ the size of an element and <tt/compare/
+the function used to compare the members.
+<tag/Limits/
+<itemize>
+<item>If there are multiple members with the same key, the order after calling
+the function is undefined.
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+</itemize>
+<tag/Availability/ISO 9899
+<tag/See also/
+<ref id="bsearch" name="bsearch">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>raise<label id="raise"><p>
+
+<quote>
+<descrip>
+<tag/Function/Send a signal to the executing program.
+<tag/Header/<tt/<ref id="signal.h" name="signal.h">/
+<tag/Declaration/<tt/int __fastcall__ raise (int sig);/
+<tag/Description/<tt/raise/ sends the given signal to the program. If the
+program has installed a signal handler for the signal, this signal handler
+will be executed. If no handler has been installed, the default action for
+the raised signal will be taken. The function returns zero on success,
+nonzero otherwise.
+<tag/Limits/<itemize>
+<item>The function is only available as fastcall function, so it may only
+be used in presence of a prototype.
+</itemize>
+<tag/Availability/ISO 9899
+<tag/See also/
+<ref id="abort" name="abort">,
+<ref id="signal" name="signal">
+<tag/Example/None.
+</descrip>
+</quote>
+
+
+<sect1>rand<label id="rand"><p>
+
+<quote>
+<descrip>
+<tag/Function/Return a pseudo random number.
+<tag/Header/<tt/<ref id="stdlib.h" name="stdlib.h">/
+<tag/Declaration/<tt/int rand (void);/
+<tag/Description/The function returns a pseudo random number
+between 0 and <tt/RAND_MAX/ (exclusive).
+<tag/Limits/<itemize>
+<item>Without using <tt><ref id="srand" name="srand"></tt>, always the same