>>> Unpacking source...
>>> Unpacking ipsc-0.4.3.2.tar.bz2 to /var/tmp/portage/net-misc/ipsc-0.4.3.2-r1/work
>>> Source unpacked.
>>> Compiling source in /var/tmp/portage/net-misc/ipsc-0.4.3.2-r1/work/ipsc-0.4.3.2 ...
make -j14
i686-pc-linux-gnu-gcc -O2 -pipe -c main.c
i686-pc-linux-gnu-gcc -O2 -pipe -c ipsc.c
i686-pc-linux-gnu-gcc -O2 -pipe -c ifc.c
i686-pc-linux-gnu-gcc -O2 -pipe   -c -o prips.o prips.c
i686-pc-linux-gnu-gcc -O2 -pipe -lm main.o ipsc.o ifc.o \
		prips.o -o ipsc
ipsc.o: In function `ipsc_network_init':
ipsc.c:(.text+0x1d5): undefined reference to `pow'
ipsc.c:(.text+0x232): undefined reference to `pow'
ipsc.o: In function `ipsc_network_get_supernet_max':
ipsc.c:(.text+0x3a0): undefined reference to `pow'
prips.o: In function `set_bits_from_right':
prips.c:(.text+0x9d): undefined reference to `pow'
prips.o: In function `add_offset':
prips.c:(.text+0x23c): undefined reference to `pow'
collect2: ld returned 1 exit status
make: *** [ipsc] Error 1
 * 
 * ERROR: net-misc/ipsc-0.4.3.2-r1 failed.
 * Call stack:
 *               ebuild.sh, line   49:  Called src_compile
 *             environment, line  748:  Called die
 * The specific snippet of code:
 *       emake || die "Compilation failed"
 *  The die message:
 *   Compilation failed
 * 
 * If you need support, post the topmost build error, and the call stack if relevant.
 * A complete build log is located at '/var/log/portage/net-misc:ipsc-0.4.3.2-r1:20081122-000848.log'.
 * The ebuild environment file is located at '/var/tmp/portage/net-misc/ipsc-0.4.3.2-r1/temp/environment'.
 *