idlwave-shell-bp-glyph

idlwave-shell-bp-glyph is a variable defined in `idlw-shell.el'.
Its value is

((bp-n image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 4 1\",\n\" 	c None s backgroundColor\",\n\".     c #4B4B4B4B4B4B\",\n\"X     c #FFFF00000000\",\n\"o     c #000000000000\",\n\"              \",\n\"     ....     \",\n\"    .XXXX.    \",\n\"   .XXXXXX.   \",\n\"  .XXoXoXXX.  \",\n\"  .XXooXoXX.  \",\n\"  .XXoXXoXX.  \",\n\"  .XXoXXoXX.  \",\n\"   .XoXXoX.   \",\n\"    .XXXX.    \",\n\"     ....     \",\n\"              \"};" :ascent center)
 (bp-4 image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 4 1\",\n\" 	c None s backgroundColor\",\n\".     c #4B4B4B4B4B4B\",\n\"X     c #FFFF00000000\",\n\"o     c #000000000000\",\n\"              \",\n\"     ....     \",\n\"    .XXXX.    \",\n\"   .XoXXoX.   \",\n\"  .XXoXXoXX.  \",\n\"  .XXooooXX.  \",\n\"  .XXXXooXX.  \",\n\"  .XXXXooXX.  \",\n\"   .XXXooX.   \",\n\"    .XXXX.    \",\n\"     ....     \",\n\"              \"};" :ascent center)
 (bp-3 image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 4 1\",\n\" 	c None s backgroundColor\",\n\".     c #4B4B4B4B4B4B\",\n\"X     c #FFFF00000000\",\n\"o     c #000000000000\",\n\"              \",\n\"     ....     \",\n\"    .XXXX.    \",\n\"   .XoooXX.   \",\n\"  .XXXXooXX.  \",\n\"  .XXXooXXX.  \",\n\"  .XXXXooXX.  \",\n\"  .XXoXooXX.  \",\n\"   .XoooXX.   \",\n\"    .XXXX.    \",\n\"     ....     \",\n\"              \"};" :ascent center)
 (bp-2 image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 4 1\",\n\" 	c None s backgroundColor\",\n\".     c #4B4B4B4B4B4B\",\n\"X     c #FFFF00000000\",\n\"o     c #000000000000\",\n\"              \",\n\"     ....     \",\n\"    .XXXX.    \",\n\"   .XoooXX.   \",\n\"  .XXoXooXX.  \",\n\"  .XXXXooXX.  \",\n\"  .XXXooXXX.  \",\n\"  .XXooXXXX.  \",\n\"   .XooooX.   \",\n\"    .XXXX.    \",\n\"     ....     \",\n\"              \"};" :ascent center)
 (bp-1 image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 4 1\",\n\" 	c None s backgroundColor\",\n\".     c #4B4B4B4B4B4B\",\n\"X     c #FFFF00000000\",\n\"o     c #000000000000\",\n\"              \",\n\"     ....     \",\n\"    .XXXX.    \",\n\"   .XXooXX.   \",\n\"  .XXoooXXX.  \",\n\"  .XXXooXXX.  \",\n\"  .XXXooXXX.  \",\n\"  .XXooooXX.  \",\n\"   .XooooX.   \",\n\"    .XXXX.    \",\n\"     ....     \",\n\"              \"};" :ascent center)
 (bp-cond image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 4 1\",\n\" 	c None s backgroundColor\",\n\".	c #4B4B4B4B4B4B\",\n\"R	c #FFFF00000000\",\n\"B     c #000000000000\",\n\"              \",\n\"     ....     \",\n\"    .RRRR.    \",\n\"   .RRRRRR.   \",\n\"  .RRRRRRRR.  \",\n\"  .RRBBBBRR.  \",\n\"  .RRRRRRRR.  \",\n\"  .RRBBBBRR.  \",\n\"   .RRRRRR.   \",\n\"    .RRRR.    \",\n\"     ....     \",\n\"              \"};" :ascent center)
 (bp image :type xpm :data "/* XPM */\nstatic char * file[] = {\n\"14 12 3 1\",\n\" 	c None s backgroundColor\",\n\".	c #4B4B4B4B4B4B\",\n\"R	c #FFFF00000000\",\n\"              \",\n\"     ....     \",\n\"    .RRRR.    \",\n\"   .RRRRRR.   \",\n\"  .RRRRRRRR.  \",\n\"  .RRRRRRRR.  \",\n\"  .RRRRRRRR.  \",\n\"  .RRRRRRRR.  \",\n\"   .RRRRRR.   \",\n\"    .RRRR.    \",\n\"     ....     \",\n\"              \"};" :ascent center))

Documentation:
The glyphs to mark breakpoint lines in the source code.