#key : once
#name : #ifndef XXX; #define XXX; #endif
# --
#ifndef ${1:__AKANTU_`(upcase (file-name-nondirectory (file-name-sans-extension (buffer-file-name))))`_`(upcase (file-name-extension (buffer-file-name)))`__}
#define $1

$0

#endif /* $1 */