-INSTALL_LIBS={- join(" ", map { lib($_) } @{$unified_info{install}->{libraries}}) -}
-INSTALL_SHLIBS={- join(" ", map { shlib($_) } @{$unified_info{install}->{libraries}}) -}
-INSTALL_SHLIBPDBS={- join(" ", map { local $shlibext = ".pdb"; shlib($_) } @{$unified_info{install}->{libraries}}) -}
-INSTALL_ENGINES={- join(" ", map { dso($_) } @{$unified_info{install}->{engines}}) -}
-INSTALL_ENGINEPDBS={- join(" ", map { local $dsoext = ".pdb"; dso($_) } @{$unified_info{install}->{engines}}) -}
-INSTALL_PROGRAMS={- join(" ", map { $_.$exeext } grep { !m|^test\\| } @{$unified_info{install}->{programs}}) -}
-INSTALL_PROGRAMPDBS={- join(" ", map { $_.".pdb" } grep { !m|^test\\| } @{$unified_info{install}->{programs}}) -}
+INSTALL_LIBS={- join(" ", map { quotify1(lib($_)) } @{$unified_info{install}->{libraries}}) -}
+INSTALL_SHLIBS={- join(" ", map { quotify_l(shlib($_)) } @{$unified_info{install}->{libraries}}) -}
+INSTALL_SHLIBPDBS={- join(" ", map { local $shlibext = ".pdb"; quotify_l(shlib($_)) } @{$unified_info{install}->{libraries}}) -}
+INSTALL_ENGINES={- join(" ", map { quotify1(dso($_)) } @{$unified_info{install}->{engines}}) -}
+INSTALL_ENGINEPDBS={- join(" ", map { local $dsoext = ".pdb"; quotify1(dso($_)) } @{$unified_info{install}->{engines}}) -}
+INSTALL_PROGRAMS={- join(" ", map { quotify1($_.$exeext) } grep { !m|^test\\| } @{$unified_info{install}->{programs}}) -}
+INSTALL_PROGRAMPDBS={- join(" ", map { quotify1($_.".pdb") } grep { !m|^test\\| } @{$unified_info{install}->{programs}}) -}