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[p5sagit/p5-mst-13.2.git] / Porting / Glossary

diff --git a/Porting/Glossary b/Porting/Glossary
index f8f5470..1414e21 100644 (file)
--- a/Porting/Glossary
+++ b/Porting/Glossary
@@ -5,13 +5,15 @@ generates pod documentation for Config.pm from this file--please try to keep
 the formatting regular.]
 
 _a (Unix.U):
-       This variable defines the extension used for ordinary libraries.
+       This variable defines the extension used for ordinary library files.
        For unix, it is '.a'.  The '.' is included.  Other possible
        values include '.lib'.
 
 _exe (Unix.U):
        This variable defines the extension used for executable files.
-       For unix it is empty.  Other possible values include '.exe'.
+       DJGPP, Cygwin and OS/2 use '.exe'.  Stratus VOS uses '.pm'.
+       On operating systems which do not require a specific extension
+       for executable files, this variable is empty.
 
 _o (Unix.U):
        This variable defines the extension used for object files.
@@ -139,10 +141,6 @@ bin (bin.U):
        is most often a local directory such as /usr/local/bin. Programs using
        this variable must be prepared to deal with ~name substitution.
 
-bincompat5005 (bincompat5005.U):
-       This variable contains y if this version of Perl should be
-       binary-compatible with Perl 5.005.
-
 binexp (bin.U):
        This is the same as the bin variable, but is filename expanded at
        configuration time, for use in your makefiles.
@@ -158,10 +156,10 @@ byacc (Loc.U):
        the value is reset to a plain "byacc" and is not useful.
 
 byteorder (byteorder.U):
-       This variable holds the byte order. In the following, larger digits
-       indicate more significance.  The variable byteorder is either 4321
-       on a big-endian machine, or 1234 on a little-endian, or 87654321
-       on a Cray ... or 3412 with weird order !
+       This variable holds the byte order in a UV. In the following,
+       larger digits indicate more significance.  The variable byteorder
+       is either 4321 on a big-endian machine, or 1234 on a little-endian,
+       or 87654321 on a Cray ... or 3412 with weird order !
 
 c (n.U):
        This variable contains the \c string if that is what causes the echo
@@ -398,13 +396,6 @@ d_bcopy (d_bcopy.U):
        This variable conditionally defines the HAS_BCOPY symbol if
        the bcopy() routine is available to copy strings.
 
-d_bincompat5005 (bincompat5005.U):
-       This variable conditionally defines BINCOMPAT5005 so that embed.h
-       can take special action if this version of Perl should be
-       binary-compatible with Perl 5.005.  This is impossible for builds
-       that use features like threads and multiplicity it is always $undef
-       for those versions.
-
 d_bsd (Guess.U):
        This symbol conditionally defines the symbol BSD when running on a
        BSD system.
@@ -1315,10 +1306,6 @@ d_nv_preserves_uv (perlxv.U):
        This variable indicates whether a variable of type nvtype
        can preserve all the bits a variable of type uvtype.
 
-d_nv_preserves_uv_bits (perlxv.U):
-       This variable indicates how many of bits type uvtype
-       a variable nvtype can preserve.
-
 d_off64_t (d_off64_t.U):
        This symbol will be defined if the C compiler supports off64_t.
 
@@ -3076,7 +3063,7 @@ libpth (libpth.U):
 
 libs (libs.U):
        This variable holds the additional libraries we want to use.
-       It is up to the Makefile to deal with it.
+       It is up to the Makefile to deal with it.  The list can be empty.
 
 libsdirs (libs.U):
        This variable holds the directory names aka dirnames of the libraries
@@ -3367,6 +3354,10 @@ nroff (Loc.U):
        full pathname (if any) of the nroff program.  After Configure runs,
        the value is reset to a plain "nroff" and is not useful.
 
+nv_preserves_uv_bits (perlxv.U):
+       This variable indicates how many of bits type uvtype
+       a variable nvtype can preserve.
+
 nveformat (perlxvf.U):
        This variable contains the format string used for printing
        a Perl NV using %e-ish floating point format.
@@ -4432,8 +4423,8 @@ xs_apiversion (xs_apiversion.U):
        See INSTALL for how this works.
        The versioned site_perl directory was introduced in 5.005,
        so that is the lowest possible value.
-       Since this can depend on compile time options (such as
-       bincompat) it is set by Configure.  Other non-default sources
+       Since this can depend on compile time options
+       it is set by Configure.  Other non-default sources
        of potential incompatibility, such as multiplicity, threads,
        debugging, 64bits, sfio, etc., are not checked for currently,
        though in principle we could go snooping around in old