updated for version 7.0e
diff --git a/src/gui_mac.c b/src/gui_mac.c
index d9bb609..762d30c 100644
--- a/src/gui_mac.c
+++ b/src/gui_mac.c
@@ -3642,6 +3642,22 @@
{"Grey", RGB(0xC0, 0xC0, 0xC0)}, /*W*/
{"lightgray", RGB(0xE0, 0xE0, 0xE0)}, /*W*/
{"lightgrey", RGB(0xE0, 0xE0, 0xE0)}, /*W*/
+ {"gray10", RGB(0x1A, 0x1A, 0x1A)}, /*W*/
+ {"grey10", RGB(0x1A, 0x1A, 0x1A)}, /*W*/
+ {"gray20", RGB(0x33, 0x33, 0x33)}, /*W*/
+ {"grey20", RGB(0x33, 0x33, 0x33)}, /*W*/
+ {"gray30", RGB(0x4D, 0x4D, 0x4D)}, /*W*/
+ {"grey30", RGB(0x4D, 0x4D, 0x4D)}, /*W*/
+ {"gray40", RGB(0x66, 0x66, 0x66)}, /*W*/
+ {"grey40", RGB(0x66, 0x66, 0x66)}, /*W*/
+ {"gray50", RGB(0x7F, 0x7F, 0x7F)}, /*W*/
+ {"grey50", RGB(0x7F, 0x7F, 0x7F)}, /*W*/
+ {"gray60", RGB(0x99, 0x99, 0x99)}, /*W*/
+ {"grey60", RGB(0x99, 0x99, 0x99)}, /*W*/
+ {"gray70", RGB(0xB3, 0xB3, 0xB3)}, /*W*/
+ {"grey70", RGB(0xB3, 0xB3, 0xB3)}, /*W*/
+ {"gray80", RGB(0xCC, 0xCC, 0xCC)}, /*W*/
+ {"grey80", RGB(0xCC, 0xCC, 0xCC)}, /*W*/
{"gray90", RGB(0xE5, 0xE5, 0xE5)}, /*W*/
{"grey90", RGB(0xE5, 0xE5, 0xE5)}, /*W*/
{"white", RGB(0xFF, 0xFF, 0xFF)},