1--- a/JPEG/jpeg/configure 2013-11-15 18:50:03.000000000 -0500
2+++ b/JPEG/jpeg/configure 2023-09-05 23:36:12.675151164 -0400
3@@ -623,7 +623,7 @@
4 cat > conftest.$ac_ext <<EOF
5 #line 625 "configure"
6 #include "confdefs.h"
7-main(){return(0);}
8+int main(){return(0);}
9 EOF
10 if { (eval echo configure:629: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
11 ac_cv_prog_cc_works=yes