man mtext_property () - Create a text property.
NAME
mtext_property - Create a text property.
SYNOPSIS
MTextProperty* mtext_property (MSymbol key, void * val, int control_bits)
DESCRIPTION
The mtext_property() function returns a newly allocated text property whose key is key and value is val. The created text property is not attached to any M-text, i.e. it is detached.
control_bits
must be 0 or logical OR of enum MTextPropertyContro.