.\" Updated 2000-01-08 by Kentaro Shirakata <argrath@ub32.org>
.\" Updated 2009-04-22 by Kentaro Shirakata <argrath@ub32.org>
.\"
-.TH ECVT 3 2009-03-15 "" "Linux Programmer's Manual"
+.TH ECVT 3 2010-09-20 "" "Linux Programmer's Manual"
.\"O .SH NAME
.SH ̾Á°
.\"O ecvt, fcvt \- convert a floating-point number to a string
.sp
.BR ecvt (),
.BR fcvt ():
-_SVID_SOURCE || _XOPEN_SOURCE\ >=\ 500
+.ad l
+.RS 4
+.PD 0
+.TP 4
+.\"O Since glibc 2.12:
+glibc 2.12 °Ê¹ß:
+.nf
+_SVID_SOURCE ||
+ (_XOPEN_SOURCE\ >=\ 500 ||
+ _XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED) &&
+ !(_POSIX_C_SOURCE\ >=\ 200112L || _XOPEN_SOURCE\ >=\ 600)
+.fi
+.TP 4
+.\"O Before glibc 2.12:
+glibc 2.12 ¤è¤êÁ°:
+_SVID_SOURCE || _XOPEN_SOURCE\ >=\ 500 ||
+_XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED
+.PD
+.RE
+.ad b
.\"O .SH DESCRIPTION
.SH ÀâÌÀ
.\"O The