Jim Myhrberg 09cc3eec21 Keep snippet vars definitions in a single format across all snippets and documentation.
The format is:

# var-name: value

Previously snippets used a mixture of the following formatting:

#var-name: value
#var-name : value
# var-name: value
# var-name : value
2011-11-03 20:51:31 +00:00

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# name: #ifndef XXX; #define XXX; #endif
# key: once
# --
#ifndef ${1:_`(upcase (file-name-nondirectory (file-name-sans-extension (buffer-file-name))))`_H_}
#define $1
$0
#endif /* $1 */