follow-up fix: add -D_GNU_SOURCE for strcasestr for some systems - dmenu - dynamic menu
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       ---
 (DIR) commit a9a3836861bd23387b5a51d6f6ac23377e98e26f
 (DIR) parent eb96af27f4059c93d7e000e910b71d74829a239b
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Mon,  7 Feb 2022 10:36:13 +0100
       
       follow-up fix: add -D_GNU_SOURCE for strcasestr for some systems
       
       Diffstat:
         M config.mk                           |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
       ---
 (DIR) diff --git a/config.mk b/config.mk
       @@ -23,7 +23,7 @@ INCS = -I$(X11INC) -I$(FREETYPEINC)
        LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS)
        
        # flags
       -CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"$(VERSION)\" $(XINERAMAFLAGS)
       +CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_GNU_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"$(VERSION)\" $(XINERAMAFLAGS)
        CFLAGS   = -std=c99 -pedantic -Wall -Os $(INCS) $(CPPFLAGS)
        LDFLAGS  = $(LIBS)