Variable: tab-bar-button-relief
tab-bar-button-relief is a variable defined in xdisp.c.
Value
1
Documentation
Relief thickness of tab-bar buttons.
Source Code
// Defined in /usr/src/emacs/src/xdisp.c
DEFVAR_INT ("tab-bar-button-relief", tab_bar_button_relief,
doc: /* Relief thickness of tab-bar buttons. */);