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+.\" Copyright (c) 2006,2008 Joseph Koshy.  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 Joseph Koshy ``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 Joseph Koshy 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.
+.\"
+.\" $Id: elf_getphdrnum.3,v 1.2 2025/06/10 17:19:45 schwarze Exp $
+.\"
+.Dd July 25, 2018
+.Dt ELF_GETPHDRNUM 3
+.Os
+.Sh NAME
+.Nm elf_getphdrnum
+.Nd return the number of program headers in an ELF file
+.Sh SYNOPSIS
+.Lb libelf
+.In libelf.h
+.Ft int
+.Fn elf_getphdrnum "Elf *elf" "size_t *phnum"
+.Sh DESCRIPTION
+Function
+.Fn elf_getphdrnum
+retrieves the number of ELF program headers associated with descriptor
+.Ar elf
+and stores it into the location pointed to by argument
+.Ar phnum .
+.Pp
+This routine allows applications to uniformly process both normal ELF
+objects and ELF objects that use extended numbering.
+.Sh RETURN VALUES
+Function
+.Fn elf_getphdrnum
+returns a zero value if successful, or -1 in case of an error.
+.Sh ERRORS
+Function
+.Fn elf_getphdrnum
+can fail with the following errors:
+.Bl -tag -width "[ELF_E_RESOURCE]"
+.It Bq Er ELF_E_ARGUMENT
+A NULL value was passed in for argument
+.Ar elf .
+.It Bq Er ELF_E_ARGUMENT
+Argument
+.Ar elf
+was not for an ELF file.
+.It Bq Er ELF_E_ARGUMENT
+Argument
+.Ar elf
+lacks an ELF Executable Header.
+.It Bq Er ELF_E_HEADER
+The ELF Executable Header associated with argument
+.Ar elf
+was corrupt.
+.It Bq Er ELF_E_SECTION
+The section header at index
+.Dv SHN_UNDEF
+was corrupt.
+.El
+.Sh SEE ALSO
+.Xr elf 3 ,
+.Xr elf32_getehdr 3 ,
+.Xr elf64_getehdr 3 ,
+.Xr elf_getident 3 ,
+.Xr elf_getshdrnum 3 ,
+.Xr elf_getshdrstrndx 3 ,
+.Xr gelf 3 ,
+.Xr gelf_getehdr 3