diff options
| author | Joseph Myers <joseph@codesourcery.com> | 2012-02-18 18:21:52 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-02-18 18:21:52 +0000 |
| commit | 366842e73e7fc4e29dd0d6571a6e046b6e329ed1 (patch) | |
| tree | eb8f38634a4a1eed177ba18cbf43aec29d7b95a2 /manual/conf.texi | |
| parent | dd54084dd9549ae15c12db248571ad76946b8712 (diff) | |
Do not claim that GCC predefines __POSIX__.
Diffstat (limited to 'manual/conf.texi')
| -rw-r--r-- | manual/conf.texi | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/manual/conf.texi b/manual/conf.texi index 605e305071..30499d9c65 100644 --- a/manual/conf.texi +++ b/manual/conf.texi @@ -248,11 +248,6 @@ by including @file{unistd.h} and then checking whether probably fail because there is no @file{unistd.h}. We do not know of @emph{any} way you can reliably test at compilation time whether your target system supports POSIX or whether @file{unistd.h} exists. - -The GNU C compiler predefines the symbol @code{__POSIX__} if the target -system is a POSIX system. Provided you do not use any other compilers -on POSIX systems, testing @code{defined (__POSIX__)} will reliably -detect such systems. @end deftypevr @comment unistd.h |