Implement cexpl

[Steve Kargl]

On Mon, Feb 04, 2019 at 11:32:47AM -0800, Steve Kargl wrote:
> 
> Just realized that I forgot to update the cexp.3 manual page.
> 

Edits for cexp.3.

Index: Makefile
===================================================================
--- Makefile	(revision 2143)
+++ Makefile	(working copy)
@@ -198,7 +198,7 @@ MLINKS+=ccos.3 ccosf.3 ccos.3 csin.3 ccos.3 csinf.3 cc
 MLINKS+=ccosh.3 ccoshf.3 ccosh.3 csinh.3 ccosh.3 csinhf.3 \
 	ccosh.3 ctanh.3 ccosh.3 ctanhf.3
 MLINKS+=ceil.3 ceilf.3 ceil.3 ceill.3
-MLINKS+=cexp.3 cexpf.3
+MLINKS+=cexp.3 cexpf.3 cexp.3 cexpl.3
 MLINKS+=cimag.3 cimagf.3 cimag.3 cimagl.3 \
 	cimag.3 conj.3 cimag.3 conjf.3 cimag.3 conjl.3 \
 	cimag.3 cproj.3 cimag.3 cprojf.3 cimag.3 cprojl.3 \
Index: man/cexp.3
===================================================================
--- man/cexp.3	(revision 2143)
+++ man/cexp.3	(working copy)
@@ -24,12 +24,13 @@
 .\"
 .\" $FreeBSD: head/lib/msun/man/cexp.3 276293 2014-12-27 08:22:58Z joel $
 .\"
-.Dd March 6, 2011
+.Dd February 4, 2019
 .Dt CEXP 3
 .Os
 .Sh NAME
 .Nm cexp ,
-.Nm cexpf
+.Nm cexpf ,
+.Nm cexpl
 .Nd complex exponential functions
 .Sh LIBRARY
 .Lb libm
@@ -39,11 +40,14 @@
 .Fn cexp "double complex z"
 .Ft float complex
 .Fn cexpf "float complex z"
+.Ft long double complex
+.Fn cexpl "long double complex z"
 .Sh DESCRIPTION
 The
-.Fn cexp
+.Fn cexp ,
+.Fn cexpf ,
 and
-.Fn cexpf
+.Fn cexpl
 functions compute the complex exponential of
 .Fa z ,
 also known as
@@ -106,8 +110,9 @@ is not finite, the sign of the result is indeterminate
 .Xr math 3
 .Sh STANDARDS
 The
-.Fn cexp
+.Fn cexp ,
+.Fn cexpf ,
 and
-.Fn cexpf
+.Fn cexpl
 functions conform to
 .St -isoC-99 .

-- 
Steve