Fix warning
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@@ -7,7 +7,7 @@ use strict;
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# Given a block time, estimate when it will happen
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# Given a block time, estimate when it will happen
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my $block = shift || die "Usage: $0 123";
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my $block = shift || die "Usage: $0 123";
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my $coin = shift;
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my $coin = shift || '';
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my $hush = "./src/hush-cli";
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my $hush = "./src/hush-cli";
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unless (-e $hush) {
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unless (-e $hush) {
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die "$hush does not exist, aborting";
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die "$hush does not exist, aborting";
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