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authorMichael Kerrisk <mtk.manpages@gmail.com>2010-09-18 18:06:56 +0200
committerMichael Kerrisk <mtk.manpages@gmail.com>2010-09-22 16:59:05 +0200
commit513677a6875f67f7f6f279fe5a907c2d23c97533 (patch)
tree2186691d32c0eb17df863f76916b139a492ed499
parent73f6b681b9bca20dcec06fa72482d41e85fb1759 (diff)
isalpha.3: Fix feature test macro requirements for isblank()
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
-rw-r--r--man3/isalpha.33
1 files changed, 2 insertions, 1 deletions
diff --git a/man3/isalpha.3 b/man3/isalpha.3
index d353ebb0..b1b3ef6e 100644
--- a/man3/isalpha.3
+++ b/man3/isalpha.3
@@ -75,7 +75,8 @@ _BSD_SOURCE || _SVID_SOURCE || _XOPEN_SOURCE
.RE
.BR isblank ():
.RS 4
-_XOPEN_SOURCE\ >=\ 600 || _ISOC99_SOURCE;
+_XOPEN_SOURCE\ >=\ 600 || _ISOC99_SOURCE ||
+_POSIX_C_SOURCE\ >=\ 200112L;
.br
or
.I cc\ -std=c99