enable()
public
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/*
* call-seq:
* GC.enable => true or false
*
* Enables garbage collection, returning <code>true</code> if garbage
* collection was previously disabled.
*
* GC.disable
* GC.enable
* GC.enable
*
*/
VALUE
rb_gc_enable()
{
int old = dont_gc;
dont_gc = Qfalse;
return old;
}