Installation guide

The DIGITAL UNIX header files are kept in a directory hierarchy
descending from the /usr/include directory. Table 7–1 lists most of the
directories containing standard header files.
Table 7–1: Locations of Standard DIGITAL UNIX Header Files
Directory Description
/usr/include
General C header files
DPS
Display PostScript System C header files
DXm
DIGITAL extensions to Motif C header files
Mrm
Motif resource manager C header files
X11
X Toolkit header files
Xm
Motif C header files
dec
DIGITAL specific interface header files
lvm
C header files for Logical Volume Manager (LVM)
mach
Mach-specific C include files
net
Miscellaneous network C header files
netimp
C header files for IMP protocols
netinet
C header files for Internet standard protocols
netns
C header files for XNS standard protocols
nfs
C header files for Network File System (NFS)
protocols
C header files for Berkeley service protocols
rpc
C header files for remote procedure calls (RPCs)
servers
C header files for servers
sys
System C header files (kernel data structures)
tli
C header files for Transport Layer Interface (TLI)
ufs
C header files for UNIX File System (UFS)
The compiler can help you migrate your application by finding
inconsistencies in the application’s use of a symbol, function, or
declarations in a header file. The DIGITAL UNIX C compiler issues error
messages for the following conditions:
• Header file not found:
cfe: Error: file.c: 1: Cannot open file cursesX.h for #include
Migrating Your ULTRIX Application to a DIGITAL UNIX System 7–3