optionVersion(3) Programmer's Manual optionVersion(3)

# [NAME](#NAME)

optionVersion - return the compiled AutoOpts version number

# [SYNOPSIS](#SYNOPSIS)

#include <*your-opts.h*>  
cc \[...] -o outfile infile.c -l**opts** \[...]

char const * **optionVersion**(void);

# [DESCRIPTION](#DESCRIPTION)

Returns the full version string compiled into the library. The returned string cannot be modified.

# [RETURN VALUE](#RETURN_VALUE)

the version string in constant memory

# [SEE ALSO](#SEE_ALSO)

The *info* documentation for the -l*opts* library.  
[ao\_string\_tokenize(3)](/man/enterprise-packages/autogen/ao_string_tokenize.3), [configFileLoad(3)](/man/enterprise-packages/autogen/configFileLoad.3), [optionFileLoad(3)](/man/enterprise-packages/autogen/optionFileLoad.3), [optionFindNextValue(3)](/man/enterprise-packages/autogen/optionFindNextValue.3), [optionFindValue(3)](/man/enterprise-packages/autogen/optionFindValue.3), [optionFree(3)](/man/enterprise-packages/autogen/optionFree.3), [optionGetValue(3)](/man/enterprise-packages/autogen/optionGetValue.3), [optionLoadLine(3)](/man/enterprise-packages/autogen/optionLoadLine.3), [optionMemberList(3)](/man/enterprise-packages/autogen/optionMemberList.3), [optionNextValue(3)](/man/enterprise-packages/autogen/optionNextValue.3), [optionOnlyUsage(3)](/man/enterprise-packages/autogen/optionOnlyUsage.3), [optionPrintVersion(3)](/man/enterprise-packages/autogen/optionPrintVersion.3), [optionPrintVersionAndReturn(3)](/man/enterprise-packages/autogen/optionPrintVersionAndReturn.3), [optionProcess(3)](/man/enterprise-packages/autogen/optionProcess.3), [optionRestore(3)](/man/enterprise-packages/autogen/optionRestore.3), [optionSaveFile(3)](/man/enterprise-packages/autogen/optionSaveFile.3), [optionSaveState(3)](/man/enterprise-packages/autogen/optionSaveState.3), [optionUnloadNested(3)](/man/enterprise-packages/autogen/optionUnloadNested.3), [strequate(3)](/man/enterprise-packages/autogen/strequate.3), [streqvcmp(3)](/man/enterprise-packages/autogen/streqvcmp.3), [streqvmap(3)](/man/enterprise-packages/autogen/streqvmap.3), [strneqvcmp(3)](/man/enterprise-packages/autogen/strneqvcmp.3), [strtransform(3)](/man/enterprise-packages/autogen/strtransform.3),

2026-08-29

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Document: optionVersion(3) from autogen 5.18.16-r5 (Chainguard OS)
Source: https://git.savannah.gnu.org/git/autogen.git