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Diffstat (limited to 'man3/intro.3')
| -rw-r--r-- | man3/intro.3 | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/man3/intro.3 b/man3/intro.3 index 119bc5b5..fe681177 100644 --- a/man3/intro.3 +++ b/man3/intro.3 @@ -21,7 +21,7 @@ .\" the source, must acknowledge the copyright and authors of this work. .\" .\" 2007-10-23 mtk, Nearly a complete rewrite of the earlier page. -.TH INTRO 3 2010-02-03 "Linux" "Linux Programmer's Manual" +.TH INTRO 3 2010-09-10 "Linux" "Linux Programmer's Manual" .SH NAME intro \- Introduction to library functions .SH DESCRIPTION @@ -50,6 +50,9 @@ In some cases, the programmer must define a feature test macro in order to obtain the declaration of a function from the header file specified in the man page SYNOPSIS section. +(Where required, these feature test macros must be defined before including +.I any +header files.) In such cases, the required macro is described in the man page. For further information on feature test macros, see .BR feature_test_macros (7). |