<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><blockquote type="cite" class=""><div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"> I am not sure what the point is here. Are you unable to configure? or make all? or make check PETSc? </div></blockquote><div class=""><br class=""></div>At least on my end, none of them are possible without setting MAOSX_DEPLOYMENT_TARGET or --LDFLAGS=-mmacosx-version-min=11.2. Configure fails when it tests fortran linkage capability.<div class=""><br class=""></div><div class=""></div></body></html>