Error! Bad return status for module build on kernel: 4.19.0-kali5-amd64 (x86_64)

[Kepler2016]

Hello,

Please help me, I'm receiving the following error,
(I have a Inamax wifi adapter 1200Mbps uses Realtek RTL88x2BU)

root@kali:~/rtl88x2BU_WiFi_linux_v5.3.1_27678.20180430_COEX20180427-5959# sudo dkms build -m rtl88x2bu -v ${VER}

Kernel preparation unnecessary for this kernel. Skipping...

Building module:
cleaning build area...
make -j2 KERNELRELEASE=4.19.0-kali5-amd64 KVER=4.19.0-kali5-amd64 src=/usr/src/rtl88x2bu-5.3.1..........(bad exit status: 2)
Error! Bad return status for module build on kernel: 4.19.0-kali5-amd64 (x86_64)
Consult /var/lib/dkms/rtl88x2bu/5.3.1/build/make.log for more information.

make.log,

DKMS make.log for rtl88x2bu-5.3.1 for kernel 4.19.0-kali5-amd64 (x86_64)
Fri 26 Jul 2019 01:21:17 PM EDT
/bin/sh: 1: bc: not found
make ARCH=x86_64 CROSS_COMPILE= -C /lib/modules/4.19.0-kali5-amd64/build M=/var/lib/dkms/rtl88x2bu/5.3.1/build modules
make[1]: Entering directory '/usr/src/linux-headers-4.19.0-kali5-amd64'
/bin/sh: 1: bc: not found
CC [M] /var/lib/dkms/rtl88x2bu/5.3.1/build/core/rtw_cmd.o
CC [M] /var/lib/dkms/rtl88x2bu/5.3.1/build/core/rtw_security.o
CC [M] /var/lib/dkms/rtl88x2bu/5.3.1/build/core/rtw_debug.o
CC [M] /var/lib/dkms/rtl88x2bu/5.3.1/build/core/rtw_io.o
/usr/src/rtl88x2bu-5.3.1/core/rtw_debug.c: In function ‘dump_drv_version’:
/usr/src/rtl88x2bu-5.3.1/core/rtw_debug.c:45:62: error: macro "DATE" might prevent reproducible builds [-Werror=date-time]
RTW_PRINT_SEL(sel, "build time: %s %s\n", DATE, TIME);
^
/usr/src/rtl88x2bu-5.3.1/core/rtw_debug.c:45:62: error: macro "TIME" might prevent reproducible builds [-Werror=date-time]
/usr/src/rtl88x2bu-5.3.1/core/rtw_debug.c:45:62: error: macro "DATE" might prevent reproducible builds [-Werror=date-time]
/usr/src/rtl88x2bu-5.3.1/core/rtw_debug.c:45:62: error: macro "TIME" might prevent reproducible builds [-Werror=date-time]
CC [M] /var/lib/dkms/rtl88x2bu/5.3.1/build/core/rtw_ioctl_query.o
cc1: some warnings being treated as errors
make[4]: *** [/usr/src/linux-headers-4.19.0-kali5-common/scripts/Makefile.build:308: /var/lib/dkms/rtl88x2bu/5.3.1/build/core/rtw_debug.o] Error 1
make[4]: *** Waiting for unfinished jobs....
make[3]: *** [/usr/src/linux-headers-4.19.0-kali5-common/Makefile:1539: module/var/lib/dkms/rtl88x2bu/5.3.1/build] Error 2
make[2]: *** [Makefile:146: sub-make] Error 2
make[1]: *** [Makefile:8: all] Error 2
make[1]: Leaving directory '/usr/src/linux-headers-4.19.0-kali5-amd64'
make: *** [Makefile:2011: modules] Error 2

os-release

PRETTY_NAME="Kali GNU/Linux Rolling"
NAME="Kali GNU/Linux"
ID=kali
VERSION="2019.3"
VERSION_ID="2019.3"
VERSION_CODENAME="kali-rolling"
ID_LIKE=debian
ANSI_COLOR="1;31"
HOME_URL="https://www.kali.org/"
SUPPORT_URL="https://forums.kali.org/"
BUG_REPORT_URL="https://bugs.kali.org/"

uname -r
4.19.0-kali5-amd64

Thank you,