fix build on gcc-10 (-fno-common)#22
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gcc-10 changed the default from -fcommon to fno-common: https://gcc.gnu.org/PR85678 As a result build fails as: ld: i3lock-unlock_indicator.o:(.bss+0xc): multiple definition of `input_position'; i3lock-i3lock.o:(.bss+0x3c): first defined here The change turned one of definitions into declaration.
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gcc-10 changed the default from -fcommon to fno-common:
https://gcc.gnu.org/PR85678
As a result build fails as:
The change turned one of definitions into declaration.