binutils-gdb/gdb/config/i386sco.mh

# Host: Intel 386 running SCO Unix (pre-SVR4)
XDEPFILES= infptrace.o coredep.o i386-xdep.o i387-tdep.o
XM_FILE= xm-i386sco.h
XM_CLIBS= -lPW
SYSV_DEFINE=-DSYSV
REGEX=regex.o
REGEX1=regex.o
#msg The SCO C compiler cannot parse symtab.h when value.h has been included.
#msg This is a bug in the compiler; the code is valid.
#msg Therefore, you must use GCC to compile GDB on SCO machines.
CC=gcc -posix