20 lines
393 B
Diff
20 lines
393 B
Diff
diff --git a/configure b/configure
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index 50f3cad..31256c2 100755
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--- a/configure
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+++ b/configure
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@@ -21,10 +21,10 @@ datarootdir='$(prefix)/share'
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infodir='$(datarootdir)/info'
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mandir='$(datarootdir)/man'
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program_prefix=
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-CC=gcc
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-CPPFLAGS=
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-CFLAGS='-Wall -W -O2'
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-LDFLAGS=
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+CC?=gcc
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+CPPFLAGS?=
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+CFLAGS?='-Wall -W -O2'
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+LDFLAGS?=
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MAKEINFO=makeinfo
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# checking whether we are using GNU C.
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