Compiling and Installing LASTZ

Use PuTTY to log in to the server as the root user.
Run the following command to go to the LASTZ directory:
```
cd /path/to/LASTZ
```
Run the following command to decompress the LASTZ installation package:
```
tar -xvf lastz-1.04.03.tar.gz
```
Run the following command to go to the directory generated after the decompression:
```
cd lastz-1.04.03
```
Run the following commands to modify the configuration file:
1. Open Makefile.
```
vim src/Makefile
```
2. Press i to enter the insert mode and change the values of CC, definedForAll, and CFLAGS.
```
CC=/path/to/GNU/bin/gcc
definedForAll = -Wall -Wextra -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
CFLAGS = -O3 -march=armv8.2-a -mtune=tsv110 -flto ${definedForAll} ${VERSION_FLAGS}
```
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Run the following command to declare the home environment variable:
```
export HOME=/path/to/LASTZ
```
Run the following commands to perform the compilation and installation:
```
make -j16
make install
```
Run the following command to add the LASTZ environment variable:
```
export PATH=/path/to/LASTZ/lastz-distrib/bin:$PATH
```
Run the following command to test the LASTZ environment:
```
lastz --help
```
The following figure shows that the environment is normal:

Parent topic: LASTZ 1.04.03 Porting Guide (CentOS 7.6)