Below is the full text to msdos.h from the source code of NetHack 3.0.0. To link to a particular line, write [[NetHack 3.0.0/msdos.h#line123]], for example.

Warning! This is the source code from an old release. For the latest release, see Source code

The NetHack General Public License applies to screenshots, source code and other content from NetHack.
1.    /*	SCCS Id: @(#)msdos.h	3.0	88/07/21
2.    /* msdos.h - function declarations for msdos.c */
3.    /* NetHack may be freely redistributed.  See license for details. */
5.    #ifndef MSDOS_H
6.    #define MSDOS_H
8.    #ifdef TOS
9.    #define msmsg	cprintf
10.   #endif
11.   extern const char *alllevels, *allbones;
12.   extern char levels[], bones[], permbones[], SAVEF[], hackdir[];
13.   extern int ramdisk;
14.   #if defined(DGK) && !defined(TOS)
15.   extern int count_only;
16.   #endif
18.   #define CTRL(ch) (ch & 0x37)
19.   #define ABORT CTRL('A')
20.   #define COUNT 0x1
21.   #define WRITE 0x2
23.   #endif /* MSDOS_H /* */

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