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@ -249,7 +249,7 @@ _exists() {
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fi
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fi
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if command >/dev/null 2>&1; then
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if command >/dev/null 2>&1; then
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command -v "$cmd" >/dev/null 2>&1
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command -v "$cmd" >/dev/null 2>&1
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else which >/dev/null 2>&1;
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elif which >/dev/null 2>&1;
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which "$cmd" >/dev/null 2>&1
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which "$cmd" >/dev/null 2>&1
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fi
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fi
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ret="$?"
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ret="$?"
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@ -259,7 +259,7 @@ _exists() {
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#a + b
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#a + b
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_math() {
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_math() {
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printf "%s" "$(( $@ ))"
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printf "%s" "$(($@))"
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}
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}
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_h_char_2_dec() {
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_h_char_2_dec() {
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