[CM] S7 questions and libc issue

[bil at ccrma.Stanford.EDU]

> gcc -o s7 s7.c -I. -lm -DWITH_MAIN -ldl -pthread

I sent this is a previous message:
   gcc -o s7 s7.c -I. -lm -DWITH_MAIN -DWITH_C_LOADER=0 -pthread -static