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diff --git a/lib/libc/stdlib/Makefile.inc b/lib/libc/stdlib/Makefile.inc
--- a/lib/libc/stdlib/Makefile.inc
+++ b/lib/libc/stdlib/Makefile.inc
@@ -91,7 +91,7 @@
MAN+= a64l.3 abort.3 abs.3 atexit.3 atof.3 \
atoi.3 atol.3 at_quick_exit.3 bsearch.3 \
div.3 exit.3 getenv.3 getopt.3 getopt_long.3 getsubopt.3 \
- hcreate.3 imaxabs.3 insque.3 labs.3 llabs.3 \
+ hcreate.3 insque.3 \
lsearch.3 memalignment.3 memory.3 ptsname.3 qsort.3 \
quick_exit.3 \
radixsort.3 rand.3 random.3 reallocarray.3 reallocf.3 realpath.3 \
@@ -101,6 +101,9 @@
MLINKS+=a64l.3 l64a.3 \
a64l.3 l64a_r.3
+MLINKS+=abs.3 labs.3 \
+ abs.3 llabs.3 \
+ abs.3 imaxabs.3
MLINKS+=atol.3 atoll.3
MLINKS+=div.3 ldiv.3 \
div.3 lldiv.3 \
diff --git a/lib/libc/stdlib/abs.3 b/lib/libc/stdlib/abs.3
--- a/lib/libc/stdlib/abs.3
+++ b/lib/libc/stdlib/abs.3
@@ -1,5 +1,6 @@
.\" Copyright (c) 1990, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
+.\" Copyright (c) 2026 Aymeric Wibo <obiwac@freebsd.org>
.\"
.\" This code is derived from software contributed to Berkeley by
.\" the American National Standards Committee X3, on Information
@@ -29,49 +30,74 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.Dd April 3, 2022
+.Dd February 19, 2026
.Dt ABS 3
.Os
.Sh NAME
-.Nm abs
-.Nd integer absolute value function
-.Sh LIBRARY
-.Lb libc
+.Nm abs ,
+.Nm labs ,
+.Nm llabs ,
+.Nm imaxabs
+.Nd return absolute value for integer types
.Sh SYNOPSIS
+.Lb libc
.In stdlib.h
.Ft int
-.Fn abs "int j"
+.Fn abs "int i"
+.Ft long
+.Fn labs "long i"
+.Ft long long
+.Fn llabs "long long i"
+.In inttypes.h
+.Ft intmax_t
+.Fn imaxabs "intmax_t i"
.Sh DESCRIPTION
The
-.Fn abs
-function
-computes
-the absolute value of the integer
-.Fa j .
+.Fn abs ,
+.Fn labs ,
+.Fn llabs ,
+and
+.Fn imaxabs
+functions compute the absolute value of
+.Fa i .
.Sh RETURN VALUES
The
-.Fn abs
-function
-returns
-the absolute value.
+.Fn abs ,
+.Fn labs ,
+.Fn llabs ,
+and
+.Fn imaxabs
+functions return the absolute value.
.Sh SEE ALSO
.Xr cabs 3 ,
.Xr fabs 3 ,
.Xr floor 3 ,
-.Xr hypot 3 ,
-.Xr imaxabs 3 ,
-.Xr labs 3 ,
-.Xr llabs 3 ,
-.Xr math 3
+.Xr hypot 3
.Sh STANDARDS
The
-.Fn abs
-function conforms to
-.St -isoC-99 .
+.Fn abs ,
+.Fn labs ,
+.Fn llabs ,
+and
+.Fn imaxabs
+functions conform to
+.St -isoC-2023
+and
+.St -p1003.1-2024 .
.Sh HISTORY
The
.Fn abs
function first appeared in
.At v6 .
+The
+.Fn labs
+function first appeared in
+.Bx 4.3 .
+The
+.Fn llabs
+and
+.Fn imaxabs
+functions first appeared in
+.Fx 5.0 .
.Sh BUGS
The absolute value of the most negative integer remains negative.
diff --git a/lib/libc/stdlib/abs.c b/lib/libc/stdlib/abs.c
--- a/lib/libc/stdlib/abs.c
+++ b/lib/libc/stdlib/abs.c
@@ -32,7 +32,7 @@
#include <stdlib.h>
int
-abs(int j)
+abs(int i)
{
- return(j < 0 ? -j : j);
+ return(i < 0 ? -i : i);
}
diff --git a/lib/libc/stdlib/imaxabs.3 b/lib/libc/stdlib/imaxabs.3
deleted file mode 100644
--- a/lib/libc/stdlib/imaxabs.3
+++ /dev/null
@@ -1,60 +0,0 @@
-.\" Copyright (c) 2001 Mike Barcroft <mike@FreeBSD.org>
-.\" All rights reserved.
-.\"
-.\" Redistribution and use in source and binary forms, with or without
-.\" modification, are permitted provided that the following conditions
-.\" are met:
-.\" 1. Redistributions of source code must retain the above copyright
-.\" notice, this list of conditions and the following disclaimer.
-.\" 2. Redistributions in binary form must reproduce the above copyright
-.\" notice, this list of conditions and the following disclaimer in the
-.\" documentation and/or other materials provided with the distribution.
-.\"
-.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
-.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
-.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-.\" SUCH DAMAGE.
-.\"
-.Dd November 14, 2001
-.Dt IMAXABS 3
-.Os
-.Sh NAME
-.Nm imaxabs
-.Nd returns absolute value
-.Sh LIBRARY
-.Lb libc
-.Sh SYNOPSIS
-.In inttypes.h
-.Ft intmax_t
-.Fn imaxabs "intmax_t j"
-.Sh DESCRIPTION
-The
-.Fn imaxabs
-function returns the absolute value of
-.Fa j .
-.Sh SEE ALSO
-.Xr abs 3 ,
-.Xr fabs 3 ,
-.Xr hypot 3 ,
-.Xr labs 3 ,
-.Xr llabs 3 ,
-.Xr math 3
-.Sh STANDARDS
-The
-.Fn imaxabs
-function conforms to
-.St -isoC-99 .
-.Sh HISTORY
-The
-.Fn imaxabs
-function first appeared in
-.Fx 5.0 .
-.Sh BUGS
-The absolute value of the most negative integer remains negative.
diff --git a/lib/libc/stdlib/imaxabs.c b/lib/libc/stdlib/imaxabs.c
--- a/lib/libc/stdlib/imaxabs.c
+++ b/lib/libc/stdlib/imaxabs.c
@@ -29,7 +29,7 @@
#include <inttypes.h>
intmax_t
-imaxabs(intmax_t j)
+imaxabs(intmax_t i)
{
- return (j < 0 ? -j : j);
+ return (i < 0 ? -i : i);
}
diff --git a/lib/libc/stdlib/labs.3 b/lib/libc/stdlib/labs.3
deleted file mode 100644
--- a/lib/libc/stdlib/labs.3
+++ /dev/null
@@ -1,64 +0,0 @@
-.\" Copyright (c) 1990, 1991, 1993
-.\" The Regents of the University of California. All rights reserved.
-.\"
-.\" This code is derived from software contributed to Berkeley by
-.\" the American National Standards Committee X3, on Information
-.\" Processing Systems.
-.\"
-.\" Redistribution and use in source and binary forms, with or without
-.\" modification, are permitted provided that the following conditions
-.\" are met:
-.\" 1. Redistributions of source code must retain the above copyright
-.\" notice, this list of conditions and the following disclaimer.
-.\" 2. Redistributions in binary form must reproduce the above copyright
-.\" notice, this list of conditions and the following disclaimer in the
-.\" documentation and/or other materials provided with the distribution.
-.\" 3. Neither the name of the University nor the names of its contributors
-.\" may be used to endorse or promote products derived from this software
-.\" without specific prior written permission.
-.\"
-.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
-.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
-.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-.\" SUCH DAMAGE.
-.\"
-.Dd November 14, 2001
-.Dt LABS 3
-.Os
-.Sh NAME
-.Nm labs
-.Nd return the absolute value of a long integer
-.Sh LIBRARY
-.Lb libc
-.Sh SYNOPSIS
-.In stdlib.h
-.Ft long
-.Fn labs "long j"
-.Sh DESCRIPTION
-The
-.Fn labs
-function
-returns the absolute value of the long integer
-.Fa j .
-.Sh SEE ALSO
-.Xr abs 3 ,
-.Xr cabs 3 ,
-.Xr floor 3 ,
-.Xr imaxabs 3 ,
-.Xr llabs 3 ,
-.Xr math 3
-.Sh STANDARDS
-The
-.Fn labs
-function
-conforms to
-.St -isoC .
-.Sh BUGS
-The absolute value of the most negative integer remains negative.
diff --git a/lib/libc/stdlib/labs.c b/lib/libc/stdlib/labs.c
--- a/lib/libc/stdlib/labs.c
+++ b/lib/libc/stdlib/labs.c
@@ -32,7 +32,7 @@
#include <stdlib.h>
long
-labs(long j)
+labs(long i)
{
- return(j < 0 ? -j : j);
+ return(i < 0 ? -i : i);
}
diff --git a/lib/libc/stdlib/llabs.3 b/lib/libc/stdlib/llabs.3
deleted file mode 100644
--- a/lib/libc/stdlib/llabs.3
+++ /dev/null
@@ -1,60 +0,0 @@
-.\" Copyright (c) 2001 Mike Barcroft <mike@FreeBSD.org>
-.\" All rights reserved.
-.\"
-.\" Redistribution and use in source and binary forms, with or without
-.\" modification, are permitted provided that the following conditions
-.\" are met:
-.\" 1. Redistributions of source code must retain the above copyright
-.\" notice, this list of conditions and the following disclaimer.
-.\" 2. Redistributions in binary form must reproduce the above copyright
-.\" notice, this list of conditions and the following disclaimer in the
-.\" documentation and/or other materials provided with the distribution.
-.\"
-.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
-.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
-.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
-.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
-.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
-.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
-.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
-.\" SUCH DAMAGE.
-.\"
-.Dd November 14, 2001
-.Dt LLABS 3
-.Os
-.Sh NAME
-.Nm llabs
-.Nd returns absolute value
-.Sh LIBRARY
-.Lb libc
-.Sh SYNOPSIS
-.In stdlib.h
-.Ft "long long"
-.Fn llabs "long long j"
-.Sh DESCRIPTION
-The
-.Fn llabs
-function returns the absolute value of
-.Fa j .
-.Sh SEE ALSO
-.Xr abs 3 ,
-.Xr fabs 3 ,
-.Xr hypot 3 ,
-.Xr imaxabs 3 ,
-.Xr labs 3 ,
-.Xr math 3
-.Sh STANDARDS
-The
-.Fn llabs
-function conforms to
-.St -isoC-99 .
-.Sh HISTORY
-The
-.Fn llabs
-function first appeared in
-.Fx 5.0 .
-.Sh BUGS
-The absolute value of the most negative integer remains negative.
diff --git a/lib/libc/stdlib/llabs.c b/lib/libc/stdlib/llabs.c
--- a/lib/libc/stdlib/llabs.c
+++ b/lib/libc/stdlib/llabs.c
@@ -29,7 +29,7 @@
#include <stdlib.h>
long long
-llabs(long long j)
+llabs(long long i)
{
- return (j < 0 ? -j : j);
+ return (i < 0 ? -i : i);
}

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