Here are a few title options, keeping in mind the question-and-answer format and the content of the article: **Short & Direct:** * **OpenSSL 1.0.0 on Ubuntu 10.04: Why Can\'t I Find the Header F

Installing OpenSSL Libraries on Ubuntu

When trying to build code that utilizes OpenSSL 1.0.0 on Ubuntu 10.04 LTS, encountering errors related to missing header files is a common issue. Despite having the basic openssl package installed, the C library is not included.

To address this, you must install the development package, which provides the необходимой library and headers:

sudo apt-get install libssl-dev

After installing libssl-dev, the header files should be available, and the build should succeed.

Note: The standard system directories searched by the linker for libraries include:

• /lib
• /usr/lib
• /usr/local/lib

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