How to get library version in autoconf?

I need to know the version of the library libraptor2 installed on the computer.

Preferably I need to determine it in configure script.

How to do it?

Solution

It can be done this way:

RAPTOR_VERSION=`pkg-config --modversion raptor2`

Unusual VS2010 Link Error LNK1104: cannot open file 'libssh2d.lib'
Python how to share package between multiple projects
how shared libraries reduces the space used by process ( data, code, etc)?
Is there any potential problem if appending more enumeration in an the header of a library which is provided by others?
Is this a bug in the JVM, or in NASM?
How much of shared object is loaded to memory
C/C++ with GCC: Statically add resource files to executable/library
Best default location for shared object files
Rust Interop with Kotlin/Native
Is there a technique to force all private member functions to have internal linkage?
What exactly does `-rdynamic` do and when exactly is it needed?
How do I catch SIGSEGV, SIGALRM, and SIGFPE with sigaction() when using JNI?
Including nlohmann/json in c++ Visual Studio Code Ubuntu
Compiler libstdc++ version vs. system version
What is armeabi and why they use it?
Binary compatibility over what range of machines?
What does the --audit flag to GNU ld do?
Technical Differences Between Shared and Static Libraries?
How to run .so files using through python script
How to compile PHP to make it independend from system libraries?
shared library constructor not working
Why is the memory of a global variable in shared library freed after I unload the library?
How can I let a shared library, called by Python, access the same Python instance's globals?
How do I make the c++ compiler search for libraries in /usr/local/lib?
libgomp.so.1: cannot open shared object file
On linking of shared libraries, are they really final, and if so, why?
Why 'constructor' attributed function with the same name is called 3 times from library X instead of 1 time from libraries X, Y, Z
How to determine why this executable crashes on start? (C on *nix)
Difference between static and shared libraries?
Different symbols in openssl static and shared library