Lines Matching refs:VUNSET
1567 #define VUNSET 0x20 /* the variable is not set */
1663 { NULL, VSTRFIXED|VTEXTFIXED|VUNSET, "IFS\0", NULL },
1666 { NULL, VSTRFIXED|VTEXTFIXED|VUNSET, "MAIL\0", changemail },
1667 { NULL, VSTRFIXED|VTEXTFIXED|VUNSET, "MAILPATH\0", changemail },
1677 { NULL, VSTRFIXED|VTEXTFIXED|VUNSET|VDYNAMIC, "RANDOM\0", change_random },
1680 { NULL, VSTRFIXED | VTEXTFIXED | VUNSET, "LC_ALL\0", change_lc_all },
1681 { NULL, VSTRFIXED | VTEXTFIXED | VUNSET, "LC_CTYPE\0", change_lc_ctype },
1684 { NULL, VSTRFIXED | VTEXTFIXED | VUNSET, "HISTFILE\0", NULL },
1712 #define ifsset() ((vifs.flags & VUNSET) == 0)
1721 #define mpathset() ((vmpath.flags & VUNSET) == 0)
1872 if (!(v->flags & VUNSET))
1927 flags |= vp->flags & ~(VTEXTFIXED|VSTACK|VNOSAVE|VUNSET);
1962 flags |= VUNSET;
2026 if (flags & VUNSET)
6508 #define environment() listvars(VEXPORT, VUNSET, 0)
7791 } else if ((lvp->flags & (VUNSET|VSTRFIXED)) == VUNSET) {
7916 lvp->flags = VUNSET;
9135 return showvars(nullstr, 0, VUNSET);