ERROR: libgpg-error-1.32-r0
I've got this error while I tried to build yocto-ktn. How can I fix it?
gcc -g -O0 -I. -I../../libgpg-error-1.32/src -o mkheader ../../libgpg-error-1.32/src/mkheader.c
| In file included from /home/paul/work/stm32/yocto-ktn/build-stm32mp/tmp/work/cortexa7t2hf-neon-vfpv4-ktn-linux-gnueabi/libgpg-error/1.32-r0/recipe-sysroot/usr/include/errno.h:25,
| from _mkerrcodes.h:25:
| /home/paul/work/stm32/yocto-ktn/build-stm32mp/tmp/work/cortexa7t2hf-neon-vfpv4-ktn-linux-gnueabi/libgpg-error/1.32-r0/recipe-sysroot/usr/include/features.h:381:4: warning: #warning _FORTIFY_SOURCE requires compiling with optimization (-O) [-Wcpp]
| # warning _FORTIFY_SOURCE requires compiling with optimization (-O)
| ^~~~~~~
| gawk: ../../libgpg-error-1.32/src/mkstrtable.awk:113: warning: regexp escape sequence `\#' is not a known regexp operator
| gawk: fatal: cannot use gawk builtin `namespace' as variable name
| make[2]: *** [Makefile:1576: errnos-sym.h] Error 2