CPAN
Constants found in net/if.h
CPAN
Constants from netinet/in.h
CPAN
Socket constants defined in sys/socket.h
ZEF
A few Math and Physics constants
ZEF
An interface to libgsl, the Gnu Scientific Library - constants and exceptions.
CPAN
An interface to libgsl, the Gnu Scientific Library - constants and exceptions.
ZEF
distribution related constants from META info
ZEF
Some support for physical constants.
ZEF
Some support for physical constants.
P6C
allows to intercept parsing of num/str literals