To check the libc version in Termux, you can use one of the following methods:

1. Using the libc command (if available)

Run this command in Termux:

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libc --version

If this command is not available, try the next method.

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2. Using the getconf command

Run:

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getconf GNU_LIBC_VERSION

This will display the version of the GNU C Library (glibc) if it is installed.

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3. Checking the libc.so file

Run:

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ls -l /system/lib/libc.so

or

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ls -l /system/lib64/libc.so

This will show the libc file details, but it may not directly show the version.

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4. Using the ldd command

Run:

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ldd --version

This will show the version of the dynamic linker/loader, which is part of libc.

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5. Checking Termux package info

Since Termux uses its own environment, you can also check the version of the libc package installed:

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apt show libc

or

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dpkg -l | grep libc

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Note: Termux on Android typically uses Bionic libc (not glibc), so the output may differ from traditional Linux systems. If you need the exact version, the apt show libc or dpkg -l | grep libc commands are the most reliable.