Because libcs other than glibc are less bloated and probably easier to read. ~ $ cat empty.c int main(void) {return 42;} ~ $ gcc -static empty.c -O3 ~

Because libcs other than glibc are less bloated and probably easier to read. ~ $ cat empty.c int main(void) {return 42;} ~ $ gcc -static empty.c -O3 ~ $ strip a.out ~ $ size text data bss dec hex filename 677598 5792 10464 693854 a965e a.out ~ $ diet gcc -static empty.c -O3 ~ $ strip a.out ~ $ size text data bss dec hex filename 901 32 76 1009 3f1 a.out