mk_source_dir  $SOURCE_DIRECTORY  &&
cd             $SOURCE_DIRECTORY  &&
unpack_file                       &&
CFLAGS="$CFLAGS -fno-strict-aliasing"                     &&
sedit "s:CFLAGS =:CFLAGS = ${CFLAGS}:" Makefile           &&
sedit "s:(CFLAGS):(CFLAGS) ${LDFLAGS}:" Makefile          &&
sedit "s:CCFLAGS +=:CCFLAGS += ${CFLAGS}:g" Jamfile       &&
sedit "s:LINKFLAGS +=:LINKFLAGS += ${LDFLAGS}:g" Jamfile  &&
sedit "s:_exit:_Exit:" execunix.c
