Thanks! I link to libcurl.dll.a, Inline can build a xs.dll successfully. but still failed: 
"C:\perl\perl\bin\perl.exe" -MExtUtils::Command::MM -e cp_nonempty -- 
+bb_pl_d714.bs blib\arch\auto\bb_pl_d714\bb_pl_d714.bs 644
Files found in blib\arch: installing files in blib\lib into architectu
+re dependent library tree
Installing C:\Users\Administrator\Downloads\curl-7.67.0_4-win64-mingw\
+curl-7.67.0-win64-mingw\_Inline\lib\auto\bb_pl_d714\bb_pl_d714.xs.dll
  Finished "make install" Stage

  Starting Cleaning Up Stage
  Finished Cleaning Up Stage

Finished Build Compile Stage

Had problems bootstrapping Inline module 'bb_pl_d714'

Can't load 'C:\Users\Administrator\Downloads\curl-7.67.0_4-win64-mingw
+\curl-7.67.0-win64-mingw\_Inline\lib/auto/bb_pl_d714/bb_pl_d714.xs.dl
+l' for
module bb_pl_d714: load_file:The specified module could not be found a
+t C:/perl/perl/lib/DynaLoader.pm line 193.
  at C:/perl/perl/site/lib/Inline.pm line 541.


 at bb.pl line 6.
BEGIN failed--compilation aborted at bb.pl line 6.

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In reply to Re^2: Can't call libcurl with Inline::C on Windows by Anonymous Monk
in thread Can't call libcurl with Inline::C on Windows by Anonymous Monk

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