Something

gcc -v -o foo foo.c -L. -llua -lm
Using built-in specs.
Target: i386-redhat-linux
Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --enable-shared --enable-threads=posix --enable-checking=release --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-libgcj-multifile --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-java-awt=gtk --disable-dssi --enable-plugin --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre --with-cpu=generic --host=i386-redhat-linux
Thread model: posix
gcc version 4.1.1 20061011 (Red Hat 4.1.1-30)
 /usr/libexec/gcc/i386-redhat-linux/4.1.1/cc1 -quiet -v foo.c -quiet -dumpbase foo.c -mtune=generic -auxbase foo -version -o /tmp/ccpKCKgz.s
ignoring nonexistent directory "/usr/lib/gcc/i386-redhat-linux/4.1.1/../../../../i386-redhat-linux/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include
 /usr/lib/gcc/i386-redhat-linux/4.1.1/include
 /usr/include
End of search list.
GNU C version 4.1.1 20061011 (Red Hat 4.1.1-30) (i386-redhat-linux)
        compiled by GNU C version 4.1.1 20061011 (Red Hat 4.1.1-30).
GGC heuristics: --param ggc-min-expand=98 --param ggc-min-heapsize=128163
Compiler executable checksum: f284c8c9524b56d42cf5a700f1aa0cb6
 as -V -Qy -o /tmp/ccyf8MI0.o /tmp/ccpKCKgz.s
GNU assembler version 2.17.50.0.3-6 (i386-redhat-linux) using BFD version 2.17.50.0.3-6 20060715
 /usr/libexec/gcc/i386-redhat-linux/4.1.1/collect2 --eh-frame-hdr -m elf_i386 --hash-style=gnu -dynamic-linker /lib/ld-linux.so.2 -o foo /usr/lib/gcc/i386-redhat-linux/4.1.1/../../../crt1.o /usr/lib/gcc/i386-redhat-linux/4.1.1/../../../crti.o /usr/lib/gcc/i386-redhat-linux/4.1.1/crtbegin.o -L. -L/usr/lib/gcc/i386-redhat-linux/4.1.1 -L/usr/lib/gcc/i386-redhat-linux/4.1.1 -L/usr/lib/gcc/i386-redhat-linux/4.1.1/../../.. /tmp/ccyf8MI0.o -llua -lm -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /usr/lib/gcc/i386-redhat-linux/4.1.1/crtend.o /usr/lib/gcc/i386-redhat-linux/4.1.1/../../../crtn.o