<div dir="ltr"><br><br>Dear <span style="color:rgb(0,0,0)"> </span><span style="color:rgb(0,0,0)">Paolo Giannozzi</span><span style="color:rgb(0,0,0)">  </span><br>thank you for time ,i have ifort<br>but when i do this ./configure --disable-parallel <br>
i have this<br>
home/sufyan2020/qs/espresso-4.<div dir="ltr">3/S3DE/iotk/src/iotk_attr.spp:141: undefined reference to `_gfortran_st_write&#39;<br>/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:141: undefined reference to `_gfortran_transfer_real&#39;<br>

/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:141: undefined reference to `_gfortran_st_write_done&#39;<br>/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:146: undefined reference to `_gfortran_adjustl&#39;<br>

/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:146: undefined reference to `_gfortran_string_trim&#39;<br>/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:146: undefined reference to `_gfortran_concat_string&#39;<br>

/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:146: undefined reference to `_gfortran_os_error&#39;<br>/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src/iotk_attr.spp:146: undefined reference to `_gfortran_runtime_error&#39;<div class="im">
<br>
make[2]: *** [iotk_print_kinds.x] Error 1<br>make[2]: Leaving directory `/home/sufyan2020/qs/espresso-4.3/S3DE/iotk/src&#39;<br>make[1]: *** [libiotk] Error 2<br>make[1]: Leaving directory `/home/sufyan2020/qs/espresso-4.3/extlibs&#39;<br>

make: *** [libiotk] Error 2<br></div></div><br></div>