Use signed arithmetic to avoid overflow.

[lilypond.git] / configure.in

diff --git a/configure.in b/configure.in
index 7c62b48bfaf0cb36ae8fb263468041abb71bdbd6..f41aef700ad338f4068b13f9d6850d506f7bafaf 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -186,6 +186,8 @@ STEPMAKE_PERL(OPTIONAL)
 
 STEPMAKE_PROGS(MAKEINFO, makeinfo, REQUIRED, 4.11)
 STEPMAKE_PROGS(TEXI2HTML, texi2html, OPTIONAL, 1.82)
+STEPMAKE_PROGS(DBLATEX, dblatex, OPTIONAL)
+STEPMAKE_PROGS(PDFLATEX, pdflatex, OPTIONAL)
 
 AC_DEFINE_UNQUOTED(FLOWER_VERSION, "${FULL_FLOWER_VERSION}")