.\" Updated 2005-02-26, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\" Updated 2007-05-01, Akihiro MOTOKI, LDP v2.46
.\"
-.TH ISALPHA 3 2009-03-15 "GNU" "Linux Programmer's Manual"
+.TH ISALPHA 3 2010-09-20 "GNU" "Linux Programmer's Manual"
.SH ̾Á°
isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower,
isprint, ispunct, isspace, isupper, isxdigit \- ʸ»ú¤òʬÎह¤ë
.sp
.ad l
.BR isascii ():
+.RS 4
_BSD_SOURCE || _SVID_SOURCE || _XOPEN_SOURCE
.br
+.RE
.BR isblank ():
-_XOPEN_SOURCE\ >=\ 600 || _ISOC99_SOURCE; or
+.RS 4
+_XOPEN_SOURCE\ >=\ 600 || _ISOC99_SOURCE ||
+_POSIX_C_SOURCE\ >=\ 200112L;
+.br
+or
.I cc\ -std=c99
-.ad b
+.RE
+.ad
.SH ÀâÌÀ
¤³¤ì¤é¤Î´Ø¿ô¤Ï¡¢¸½ºß¤Î¥í¥±¡¼¥ë¤Ë½¾¤Ã¤Æ
.I c