filexp
if ((tmpfp=fopen(filexp(FULLNAMEFILE),"r")) != NULL) {
if ((tmpfp = fopen(filexp(FULLNAMEFILE),"w")) == NULL)
warplib = savestr(filexp(WARPLIB));
char *filexp(const char *);
tmpfp = fopen(filexp(getval("WARPMACRO",WARPMACRO)),"r");