No package 'alsa' found on Ubuntu 18.04

Code:$ make
Package alsa was not found in the pkg-config search path.
Perhaps you should add the directory containing `alsa.pc'
to the PKG_CONFIG_PATH environment variable
No package 'alsa' found
Package freetype2 was not found in the pkg-config search path.
Perhaps you should add the directory containing `freetype2.pc'
to the PKG_CONFIG_PATH environment variable
No package 'freetype2' found
Package webkit2gtk-4.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing `webkit2gtk-4.0.pc'
to the PKG_CONFIG_PATH environment variable
No package 'webkit2gtk-4.0' found
Package gtk+-x11-3.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing `gtk+-x11-3.0.pc'
to the PKG_CONFIG_PATH environment variable
No package 'gtk+-x11-3.0' found
Package alsa was not found in the pkg-config search path.
Perhaps you should add the directory containing `alsa.pc'
to the PKG_CONFIG_PATH environment variable
No package 'alsa' found
Package freetype2 was not found in the pkg-config search path.
Perhaps you should add the directory containing `freetype2.pc'
to the PKG_CONFIG_PATH environment variable
No package 'freetype2' found
Package webkit2gtk-4.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing `webkit2gtk-4.0.pc'
to the PKG_CONFIG_PATH environment variable
No package 'webkit2gtk-4.0' found
Package gtk+-x11-3.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing `gtk+-x11-3.0.pc'
to the PKG_CONFIG_PATH environment variable
No package 'gtk+-x11-3.0' found
Makefile:174: recipe for target 'check-pkg-config' failed
make: *** [check-pkg-config] Error 1
Code:
$ sudo apt install libasound2
Reading package lists... Done
Building dependency tree
Reading state information... Done
libasound2 is already the newest version (1.1.3-5ubuntu0.1).
The following packages were automatically installed and are no longer required:
linux-headers-4.15.0-1091-oem linux-image-4.15.0-1091-oem linux-modules-4.15.0-1091-oem linux-oem-headers-4.15.0-1091
Use 'sudo apt autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 9 not upgraded.Code:
$ sudo apt-get install libasound2-dev
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
libasound2-dev : Depends: libasound2 (= 1.1.3-5)
E: Unable to correct problems, you have held broken packages.Using Ubuntu 18.04. I did run sudo apt-get update before running the above commands.

Please guide.