make[1]: Entering directory '/xxx/lmbench-master/src'
gcc -O -DSYS5 -Dvalloc=malloc -DS_IFIFO=S_IFFIFO -c lib_tcp.c -o ../bin/x86_64-linux-gnu/lib_tcp.o
In file included from lib_tcp.c:9:
bench.h:12:10: fatal error: assert.h: No such file or directory
12 | #include <assert.h>
| ^~~~~~~~~~
compilation terminated.
make[1]: *** [Makefile:246: ../bin/x86_64-linux-gnu/lib_tcp.o] Error 1