[PATCH 04/10] system_data_types.7: Add float_t

[Alejandro Colomar]

Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com>
---
 man7/system_data_types.7 | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/man7/system_data_types.7 b/man7/system_data_types.7
index b04457bbf..238b9593b 100644
--- a/man7/system_data_types.7
+++ b/man7/system_data_types.7
@@ -147,6 +147,42 @@ Conforming to: C99 and later; POSIX.1-2001 and later.
 .IP
 See also:
 .BR fenv (3)
+.\"------------------------------------- float_t ----------------------/
+.TP
+.I float_t
+.IP
+Include:
+.IR <math.h> .
+.IP
+The implementation's most efficient floating type at least as wide as
+.IR float .
+Its type depends on the value of the macro
+.BR FLT_EVAL_METHOD :
+.RS
+.IP *
+0;
+.I float_t
+is
+.IR float .
+.IP *
+1;
+.I float_t
+is
+.IR double .
+.IP *
+2;
+.I float_t
+is
+.IR "long double" .
+.IP *
+Other implementation-defined values.
+.RE
+.IP
+Conforming to: C99 and later; POSIX.1-2001 and later.
+.IP
+See also the
+.I double_t
+type in this page.
 .\"------------------------------------- gid_t ------------------------/
 .TP
 .I gid_t
-- 
2.28.0