Final answer:
The excerpts provided do not contain information about Dave Joyce or his eagerness to kill Yankees, making it impossible to answer the question accurately without further context.
Step-by-step explanation:
The question "In 'After the Battle,' Dave Joyce is eager to kill as many Yankees as possible?" pertains to the motivations of a character within a literary work.
None of the provided excerpts explicitly discuss or demonstrate a character named Dave Joyce, nor do they clearly suggest that this character is eager to kill as many Yankees as possible. Therefore, without more specific context from the literary work in question, it is not possible to provide an accurate answer to this question. I
f 'After the Battle' is a part of a larger text from which these excerpts are drawn, additional information would be needed to accurately determine Dave Joyce's motivations.