On Tue, Mar 06, 2001 at 12:26:30AM +1030, Mark Phillips wrote: > Hi, > does not compile. Instead I get the errors: > > $ gcc thick.c > /tmp/ccU9fgSr.o: In function `main': > /tmp/ccU9fgSr.o(.text+0x16): undefined reference to `sqrt' > collect2: ld returned 1 exit status > > > What is wrong?
you need to compile it like so: gcc thick.c -lm the -lm tells the linker to link in the math library. -- Ethan Benson http://www.alaska.net/~erbenson/
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