everest% cc -c slength.c
everest% cc main6.c slength.o
ld64: WARNING 85: definition of strlen in main6.o preempts that definition in /usr/lib64/mips4/libc.so.
everest% 

everest% CC -c slength.c
everest% CC main6.c slength.o
everest% 

everest% a.out
StringLength = 11
n = 11
everest%