Open System Services Shell and Utilities Reference Manual (G06.29+, H06.08+, J06.03+)

User Commands (g - j) getconf(1)
POSIX2_C_BIND
This variable has a value of 1 if the system supports the optional C Language Develop-
ment Facilities specified by POSIX 2 and the optional C Language Bindings Option
from POSIX 2; otherwise, the variable is undefined.
POSIX2_C_DEV
This variable has a value of 1 if the system supports the optional C Language Develop-
ment Utilities from POSIX 2; otherwise, the variable is undefined.
POSIX2_C_VERSION
The integer value 199209L. This value indicates the version of the interfaces
described in the C-Language Bindings Option section of the XPG4 standard. This
value changes with each published version of ISO/IEC 9945 to indicate the 4-digit year
and 2-digit month that the standard was approved by the IEEE Standards Board.
POSIX2_FORT_DEV
This variable has a value of 1 if the system supports the FORTRAN Development Util-
ities Option from POSIX 2; otherwise, the variable is undefined.
POSIX2_FORT_RUN
This variable has a value of 1 if the system supports the FORTRAN Runtime Utilities
Option from POSIX 2; otherwise, the variable is undefined.
POSIX2_LOCALEDEF
This variable has a value of 1 if the system supports the creation of new locales with
the localedef command; otherwise, the variable is undefined.
POSIX2_SW_DEV
This variable has a value of 1 if the system supports the Software Development Utili-
ties Option from POSIX 2; otherwise, the variable is undefined.
SSIZE_MAX
The maximum value that can be stored in an object of type ssize_t.
XOPEN_VERSION
An integer indicating the most current version of the X/OPEN standard that the system
supports.
System Path Configuration Variables
LINK_MAX
The maximum value of a file’s link count. If the pathname argument refers to a direc-
tory, the value returned applies to the directory itself.
MAX_CANON
The maximum number of bytes in a terminal canonical input queue. If the pathname
argument does not specify a terminal file, the getconf command exits with a nonzero
value.
MAX_INPUT
The maximum number of bytes for which space will be available in a terminal input
queue. If the pathname argument does not specify a terminal file, the getconf command
exits with a nonzero value.
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